fix(host_network): remove extra fields from bond config to prevent clashes (#186)

Also alias `port` to support both `port` and `ports` as per the nmstate spec.

Reviewed-on: #186

Cargo.lock

@@ -1780,6 +1780,7 @@ dependencies = [
 name = "example-nanodc"
 version = "0.1.0"
 dependencies = [
+ "brocade",
  "cidr",
  "env_logger",
  "harmony",
@@ -1788,6 +1789,7 @@ dependencies = [
  "harmony_tui",
  "harmony_types",
  "log",
+ "serde",
  "tokio",
  "url",
 ]
@@ -1806,6 +1808,7 @@ dependencies = [
 name = "example-okd-install"
 version = "0.1.0"
 dependencies = [
+ "brocade",
  "cidr",
  "env_logger",
  "harmony",
@@ -1836,25 +1839,16 @@ dependencies = [
 name = "example-opnsense"
 version = "0.1.0"
 dependencies = [
+ "brocade",
  "cidr",
  "env_logger",
  "harmony",
  "harmony_macros",
+ "harmony_secret",
  "harmony_tui",
  "harmony_types",
  "log",
- "tokio",
- "url",
-]
-
-[[package]]
-name = "example-penpot"
-version = "0.1.0"
-dependencies = [
- "harmony",
- "harmony_cli",
- "harmony_macros",
- "harmony_types",
+ "serde",
  "tokio",
  "url",
 ]
@@ -1863,6 +1857,7 @@ dependencies = [
 name = "example-pxe"
 version = "0.1.0"
 dependencies = [
+ "brocade",
  "cidr",
  "env_logger",
  "harmony",
@@ -1877,6 +1872,15 @@ dependencies = [
  "url",
 ]
 
+[[package]]
+name = "example-remove-rook-osd"
+version = "0.1.0"
+dependencies = [
+ "harmony",
+ "harmony_cli",
+ "tokio",
+]
+
 [[package]]
 name = "example-rust"
 version = "0.1.0"
@@ -2456,17 +2460,6 @@ dependencies = [
  "tokio",
 ]
 
-[[package]]
-name = "harmony_derive"
-version = "0.1.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d138bbb32bb346299c5f95fbb53532313f39927cb47c411c99c634ef8665ef7"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "harmony_inventory_agent"
 version = "0.1.0"
@@ -3913,19 +3906,6 @@ dependencies = [
  "web-time",
 ]
 
-[[package]]
-name = "okd_host_network"
-version = "0.1.0"
-dependencies = [
- "harmony",
- "harmony_cli",
- "harmony_derive",
- "harmony_inventory_agent",
- "harmony_macros",
- "harmony_types",
- "tokio",
-]
-
 [[package]]
 name = "once_cell"
 version = "1.21.3"
@@ -3954,6 +3934,7 @@ checksum = "d05e27ee213611ffe7d6348b942e8f942b37114c00cc03cec254295a4a17852e"
 name = "opnsense-config"
 version = "0.1.0"
 dependencies = [
+ "assertor",
  "async-trait",
  "chrono",
  "env_logger",

Cargo.toml

@@ -15,7 +15,8 @@ members = [
   "harmony_inventory_agent",
   "harmony_secret_derive",
   "harmony_secret",
-  "adr/agent_discovery/mdns", "brocade",
+  "adr/agent_discovery/mdns",
+  "brocade",
 ]
 
 [workspace.package]

brocade/src/fast_iron.rs

@@ -10,6 +10,7 @@ use log::{debug, info};
 use regex::Regex;
 use std::{collections::HashSet, str::FromStr};
 
+#[derive(Debug)]
 pub struct FastIronClient {
     shell: BrocadeShell,
     version: BrocadeInfo,
@@ -70,7 +71,7 @@ impl FastIronClient {
 
         Some(Ok(InterSwitchLink {
             local_port,
-            remote_port: None, // FIXME: Map the remote port as well
+            remote_port: None,
         }))
     }
 

brocade/src/lib.rs

@@ -31,6 +31,7 @@ pub struct BrocadeOptions {
 pub struct TimeoutConfig {
     pub shell_ready: Duration,
     pub command_execution: Duration,
+    pub command_output: Duration,
     pub cleanup: Duration,
     pub message_wait: Duration,
 }
@@ -40,6 +41,7 @@ impl Default for TimeoutConfig {
         Self {
             shell_ready: Duration::from_secs(10),
             command_execution: Duration::from_secs(60), // Commands like `deploy` (for a LAG) can take a while
+            command_output: Duration::from_secs(5), // Delay to start logging "waiting for command output"
             cleanup: Duration::from_secs(10),
             message_wait: Duration::from_millis(500),
         }
@@ -162,7 +164,7 @@ pub async fn init(
 }
 
 #[async_trait]
-pub trait BrocadeClient {
+pub trait BrocadeClient: std::fmt::Debug {
     /// Retrieves the operating system and version details from the connected Brocade switch.
     ///
     /// This is typically the first call made after establishing a connection to determine

brocade/src/network_operating_system.rs

@@ -3,6 +3,7 @@ use std::str::FromStr;
 use async_trait::async_trait;
 use harmony_types::switch::{PortDeclaration, PortLocation};
 use log::{debug, info};
+use regex::Regex;
 
 use crate::{
     BrocadeClient, BrocadeInfo, Error, ExecutionMode, InterSwitchLink, InterfaceInfo,
@@ -10,6 +11,7 @@ use crate::{
     parse_brocade_mac_address, shell::BrocadeShell,
 };
 
+#[derive(Debug)]
 pub struct NetworkOperatingSystemClient {
     shell: BrocadeShell,
     version: BrocadeInfo,
@@ -102,13 +104,37 @@ impl NetworkOperatingSystemClient {
         };
 
         Some(Ok(InterfaceInfo {
-            name: format!("{} {}", interface_type, port_location),
+            name: format!("{interface_type} {port_location}"),
             port_location,
             interface_type,
             operating_mode,
             status,
         }))
     }
+
+    fn map_configure_interfaces_error(&self, err: Error) -> Error {
+        debug!("[Brocade] {err}");
+
+        if let Error::CommandError(message) = &err {
+            if message.contains("switchport")
+                && message.contains("Cannot configure aggregator member")
+            {
+                let re = Regex::new(r"\(conf-if-([a-zA-Z]+)-([\d/]+)\)#").unwrap();
+
+                if let Some(caps) = re.captures(message) {
+                    let interface_type = &caps[1];
+                    let port_location = &caps[2];
+                    let interface = format!("{interface_type} {port_location}");
+
+                    return Error::CommandError(format!(
+                        "Cannot configure interface '{interface}', it is a member of a port-channel (LAG)"
+                    ));
+                }
+            }
+        }
+
+        err
+    }
 }
 
 #[async_trait]
@@ -196,11 +222,10 @@ impl BrocadeClient for NetworkOperatingSystemClient {
             commands.push("exit".into());
         }
 
-        commands.push("write memory".into());
-
         self.shell
             .run_commands(commands, ExecutionMode::Regular)
-            .await?;
+            .await
+            .map_err(|err| self.map_configure_interfaces_error(err))?;
 
         info!("[Brocade] Interfaces configured.");
 
@@ -212,7 +237,7 @@ impl BrocadeClient for NetworkOperatingSystemClient {
 
         let output = self
             .shell
-            .run_command("show port-channel", ExecutionMode::Regular)
+            .run_command("show port-channel summary", ExecutionMode::Regular)
             .await?;
 
         let used_ids: Vec<u8> = output
@@ -247,7 +272,12 @@ impl BrocadeClient for NetworkOperatingSystemClient {
         ports: &[PortLocation],
     ) -> Result<(), Error> {
         info!(
-            "[Brocade] Configuring port-channel '{channel_name} {channel_id}' with ports: {ports:?}"
+            "[Brocade] Configuring port-channel '{channel_id} {channel_name}' with ports: {}",
+            ports
+                .iter()
+                .map(|p| format!("{p}"))
+                .collect::<Vec<String>>()
+                .join(", ")
         );
 
         let interfaces = self.get_interfaces().await?;
@@ -270,13 +300,11 @@ impl BrocadeClient for NetworkOperatingSystemClient {
             commands.push("no ip address".into());
             commands.push("no fabric isl enable".into());
             commands.push("no fabric trunk enable".into());
-            commands.push(format!("channel-group {} mode active", channel_id));
+            commands.push(format!("channel-group {channel_id} mode active"));
             commands.push("no shutdown".into());
             commands.push("exit".into());
         }
 
-        commands.push("write memory".into());
-
         self.shell
             .run_commands(commands, ExecutionMode::Regular)
             .await?;
@@ -293,7 +321,6 @@ impl BrocadeClient for NetworkOperatingSystemClient {
             "configure terminal".into(),
             format!("no interface port-channel {}", channel_name),
             "exit".into(),
-            "write memory".into(),
         ];
 
         self.shell

brocade/src/shell.rs

@@ -13,6 +13,7 @@ use log::info;
 use russh::ChannelMsg;
 use tokio::time::timeout;
 
+#[derive(Debug)]
 pub struct BrocadeShell {
     ip: IpAddr,
     port: u16,
@@ -210,7 +211,7 @@ impl BrocadeSession {
         let mut output = Vec::new();
         let start = Instant::now();
         let read_timeout = Duration::from_millis(500);
-        let log_interval = Duration::from_secs(3);
+        let log_interval = Duration::from_secs(5);
         let mut last_log = Instant::now();
 
         loop {
@@ -220,7 +221,9 @@ impl BrocadeSession {
                 ));
             }
 
-            if start.elapsed() > Duration::from_secs(5) && last_log.elapsed() > log_interval {
+            if start.elapsed() > self.options.timeouts.command_output
+                && last_log.elapsed() > log_interval
+            {
                 info!("[Brocade] Waiting for command output...");
                 last_log = Instant::now();
             }
@@ -275,7 +278,7 @@ impl BrocadeSession {
         let output_lower = output.to_lowercase();
         if ERROR_PATTERNS.iter().any(|&p| output_lower.contains(p)) {
             return Err(Error::CommandError(format!(
-                "Command '{command}' failed: {}",
+                "Command error: {}",
                 output.trim()
             )));
         }

examples/nanodc/Cargo.toml

@@ -17,3 +17,5 @@ harmony_secret = { path = "../../harmony_secret" }
 log = { workspace = true }
 env_logger = { workspace = true }
 url = { workspace = true }
+serde = { workspace = true }
+brocade = { path = "../../brocade" }

examples/nanodc/src/main.rs

@@ -1,14 +1,15 @@
 use std::{
     net::{IpAddr, Ipv4Addr},
-    sync::Arc,
+    sync::{Arc, OnceLock},
 };
 
+use brocade::BrocadeOptions;
 use cidr::Ipv4Cidr;
 use harmony::{
     config::secret::SshKeyPair,
     data::{FileContent, FilePath},
     hardware::{HostCategory, Location, PhysicalHost, SwitchGroup},
-    infra::opnsense::OPNSenseManagementInterface,
+    infra::{brocade::BrocadeSwitchClient, opnsense::OPNSenseManagementInterface},
     inventory::Inventory,
     modules::{
         http::StaticFilesHttpScore,
@@ -22,8 +23,9 @@ use harmony::{
     topology::{LogicalHost, UnmanagedRouter},
 };
 use harmony_macros::{ip, mac_address};
-use harmony_secret::SecretManager;
+use harmony_secret::{Secret, SecretManager};
 use harmony_types::net::Url;
+use serde::{Deserialize, Serialize};
 
 #[tokio::main]
 async fn main() {
@@ -32,6 +34,26 @@ async fn main() {
         name: String::from("fw0"),
     };
 
+    let switch_auth = SecretManager::get_or_prompt::<BrocadeSwitchAuth>()
+        .await
+        .expect("Failed to get credentials");
+
+    let switches: Vec<IpAddr> = vec![ip!("192.168.33.101")];
+    let brocade_options = Some(BrocadeOptions {
+        dry_run: *harmony::config::DRY_RUN,
+        ..Default::default()
+    });
+    let switch_client = BrocadeSwitchClient::init(
+        &switches,
+        &switch_auth.username,
+        &switch_auth.password,
+        brocade_options,
+    )
+    .await
+    .expect("Failed to connect to switch");
+
+    let switch_client = Arc::new(switch_client);
+
     let opnsense = Arc::new(
         harmony::infra::opnsense::OPNSenseFirewall::new(firewall, None, "root", "opnsense").await,
     );
@@ -39,6 +61,7 @@ async fn main() {
     let gateway_ipv4 = Ipv4Addr::new(192, 168, 33, 1);
     let gateway_ip = IpAddr::V4(gateway_ipv4);
     let topology = harmony::topology::HAClusterTopology {
+        kubeconfig: None,
         domain_name: "ncd0.harmony.mcd".to_string(), // TODO this must be set manually correctly
         // when setting up the opnsense firewall
         router: Arc::new(UnmanagedRouter::new(
@@ -83,7 +106,8 @@ async fn main() {
                 name: "wk2".to_string(),
             },
         ],
-        switch: vec![],
+        switch_client: switch_client.clone(),
+        network_manager: OnceLock::new(),
     };
 
     let inventory = Inventory {
@@ -166,3 +190,9 @@ async fn main() {
     .await
     .unwrap();
 }
+
+#[derive(Secret, Serialize, Deserialize, Debug)]
+pub struct BrocadeSwitchAuth {
+    pub username: String,
+    pub password: String,
+}

examples/okd_installation/Cargo.toml

@@ -19,3 +19,4 @@ log = { workspace = true }
 env_logger = { workspace = true }
 url = { workspace = true }
 serde.workspace = true
+brocade = { path = "../../brocade" }

examples/okd_installation/src/topology.rs

@@ -1,14 +1,18 @@
+use brocade::BrocadeOptions;
 use cidr::Ipv4Cidr;
 use harmony::{
     hardware::{Location, SwitchGroup},
-    infra::opnsense::OPNSenseManagementInterface,
+    infra::{brocade::BrocadeSwitchClient, opnsense::OPNSenseManagementInterface},
     inventory::Inventory,
     topology::{HAClusterTopology, LogicalHost, UnmanagedRouter},
 };
 use harmony_macros::{ip, ipv4};
 use harmony_secret::{Secret, SecretManager};
 use serde::{Deserialize, Serialize};
-use std::{net::IpAddr, sync::Arc};
+use std::{
+    net::IpAddr,
+    sync::{Arc, OnceLock},
+};
 
 #[derive(Secret, Serialize, Deserialize, Debug, PartialEq)]
 struct OPNSenseFirewallConfig {
@@ -22,6 +26,26 @@ pub async fn get_topology() -> HAClusterTopology {
         name: String::from("opnsense-1"),
     };
 
+    let switch_auth = SecretManager::get_or_prompt::<BrocadeSwitchAuth>()
+        .await
+        .expect("Failed to get credentials");
+
+    let switches: Vec<IpAddr> = vec![ip!("192.168.1.101")]; // TODO: Adjust me
+    let brocade_options = Some(BrocadeOptions {
+        dry_run: *harmony::config::DRY_RUN,
+        ..Default::default()
+    });
+    let switch_client = BrocadeSwitchClient::init(
+        &switches,
+        &switch_auth.username,
+        &switch_auth.password,
+        brocade_options,
+    )
+    .await
+    .expect("Failed to connect to switch");
+
+    let switch_client = Arc::new(switch_client);
+
     let config = SecretManager::get_or_prompt::<OPNSenseFirewallConfig>().await;
     let config = config.unwrap();
 
@@ -38,6 +62,7 @@ pub async fn get_topology() -> HAClusterTopology {
     let gateway_ipv4 = ipv4!("192.168.1.1");
     let gateway_ip = IpAddr::V4(gateway_ipv4);
     harmony::topology::HAClusterTopology {
+        kubeconfig: None,
         domain_name: "demo.harmony.mcd".to_string(),
         router: Arc::new(UnmanagedRouter::new(
             gateway_ip,
@@ -58,7 +83,8 @@ pub async fn get_topology() -> HAClusterTopology {
             name: "bootstrap".to_string(),
         },
         workers: vec![],
-        switch: vec![],
+        switch_client: switch_client.clone(),
+        network_manager: OnceLock::new(),
     }
 }
 
@@ -75,3 +101,9 @@ pub fn get_inventory() -> Inventory {
         control_plane_host: vec![],
     }
 }
+
+#[derive(Secret, Serialize, Deserialize, Debug)]
+pub struct BrocadeSwitchAuth {
+    pub username: String,
+    pub password: String,
+}

examples/okd_pxe/Cargo.toml

@@ -19,3 +19,4 @@ log = { workspace = true }
 env_logger = { workspace = true }
 url = { workspace = true }
 serde.workspace = true
+brocade = { path = "../../brocade" }

examples/okd_pxe/src/topology.rs

@@ -1,14 +1,19 @@
+use brocade::BrocadeOptions;
 use cidr::Ipv4Cidr;
 use harmony::{
     config::secret::OPNSenseFirewallCredentials,
     hardware::{Location, SwitchGroup},
-    infra::opnsense::OPNSenseManagementInterface,
+    infra::{brocade::BrocadeSwitchClient, opnsense::OPNSenseManagementInterface},
     inventory::Inventory,
     topology::{HAClusterTopology, LogicalHost, UnmanagedRouter},
 };
 use harmony_macros::{ip, ipv4};
-use harmony_secret::SecretManager;
-use std::{net::IpAddr, sync::Arc};
+use harmony_secret::{Secret, SecretManager};
+use serde::{Deserialize, Serialize};
+use std::{
+    net::IpAddr,
+    sync::{Arc, OnceLock},
+};
 
 pub async fn get_topology() -> HAClusterTopology {
     let firewall = harmony::topology::LogicalHost {
@@ -16,6 +21,26 @@ pub async fn get_topology() -> HAClusterTopology {
         name: String::from("opnsense-1"),
     };
 
+    let switch_auth = SecretManager::get_or_prompt::<BrocadeSwitchAuth>()
+        .await
+        .expect("Failed to get credentials");
+
+    let switches: Vec<IpAddr> = vec![ip!("192.168.1.101")]; // TODO: Adjust me
+    let brocade_options = Some(BrocadeOptions {
+        dry_run: *harmony::config::DRY_RUN,
+        ..Default::default()
+    });
+    let switch_client = BrocadeSwitchClient::init(
+        &switches,
+        &switch_auth.username,
+        &switch_auth.password,
+        brocade_options,
+    )
+    .await
+    .expect("Failed to connect to switch");
+
+    let switch_client = Arc::new(switch_client);
+
     let config = SecretManager::get_or_prompt::<OPNSenseFirewallCredentials>().await;
     let config = config.unwrap();
 
@@ -32,6 +57,7 @@ pub async fn get_topology() -> HAClusterTopology {
     let gateway_ipv4 = ipv4!("192.168.1.1");
     let gateway_ip = IpAddr::V4(gateway_ipv4);
     harmony::topology::HAClusterTopology {
+        kubeconfig: None,
         domain_name: "demo.harmony.mcd".to_string(),
         router: Arc::new(UnmanagedRouter::new(
             gateway_ip,
@@ -52,7 +78,8 @@ pub async fn get_topology() -> HAClusterTopology {
             name: "cp0".to_string(),
         },
         workers: vec![],
-        switch: vec![],
+        switch_client: switch_client.clone(),
+        network_manager: OnceLock::new(),
     }
 }
 
@@ -69,3 +96,9 @@ pub fn get_inventory() -> Inventory {
         control_plane_host: vec![],
     }
 }
+
+#[derive(Secret, Serialize, Deserialize, Debug)]
+pub struct BrocadeSwitchAuth {
+    pub username: String,
+    pub password: String,
+}

examples/opnsense/Cargo.toml

@@ -16,3 +16,6 @@ harmony_macros = { path = "../../harmony_macros" }
 log = { workspace = true }
 env_logger = { workspace = true }
 url = { workspace = true }
+harmony_secret = { path = "../../harmony_secret" }
+brocade = { path = "../../brocade" }
+serde = { workspace = true }

examples/opnsense/src/main.rs

@@ -1,12 +1,13 @@
 use std::{
     net::{IpAddr, Ipv4Addr},
-    sync::Arc,
+    sync::{Arc, OnceLock},
 };
 
+use brocade::BrocadeOptions;
 use cidr::Ipv4Cidr;
 use harmony::{
     hardware::{HostCategory, Location, PhysicalHost, SwitchGroup},
-    infra::opnsense::OPNSenseManagementInterface,
+    infra::{brocade::BrocadeSwitchClient, opnsense::OPNSenseManagementInterface},
     inventory::Inventory,
     modules::{
         dummy::{ErrorScore, PanicScore, SuccessScore},
@@ -18,7 +19,9 @@ use harmony::{
     topology::{LogicalHost, UnmanagedRouter},
 };
 use harmony_macros::{ip, mac_address};
+use harmony_secret::{Secret, SecretManager};
 use harmony_types::net::Url;
+use serde::{Deserialize, Serialize};
 
 #[tokio::main]
 async fn main() {
@@ -27,6 +30,26 @@ async fn main() {
         name: String::from("opnsense-1"),
     };
 
+    let switch_auth = SecretManager::get_or_prompt::<BrocadeSwitchAuth>()
+        .await
+        .expect("Failed to get credentials");
+
+    let switches: Vec<IpAddr> = vec![ip!("192.168.5.101")]; // TODO: Adjust me
+    let brocade_options = Some(BrocadeOptions {
+        dry_run: *harmony::config::DRY_RUN,
+        ..Default::default()
+    });
+    let switch_client = BrocadeSwitchClient::init(
+        &switches,
+        &switch_auth.username,
+        &switch_auth.password,
+        brocade_options,
+    )
+    .await
+    .expect("Failed to connect to switch");
+
+    let switch_client = Arc::new(switch_client);
+
     let opnsense = Arc::new(
         harmony::infra::opnsense::OPNSenseFirewall::new(firewall, None, "root", "opnsense").await,
     );
@@ -34,6 +57,7 @@ async fn main() {
     let gateway_ipv4 = Ipv4Addr::new(10, 100, 8, 1);
     let gateway_ip = IpAddr::V4(gateway_ipv4);
     let topology = harmony::topology::HAClusterTopology {
+        kubeconfig: None,
         domain_name: "demo.harmony.mcd".to_string(),
         router: Arc::new(UnmanagedRouter::new(
             gateway_ip,
@@ -54,7 +78,8 @@ async fn main() {
             name: "cp0".to_string(),
         },
         workers: vec![],
-        switch: vec![],
+        switch_client: switch_client.clone(),
+        network_manager: OnceLock::new(),
     };
 
     let inventory = Inventory {
@@ -109,3 +134,9 @@ async fn main() {
     .await
     .unwrap();
 }
+
+#[derive(Secret, Serialize, Deserialize, Debug)]
+pub struct BrocadeSwitchAuth {
+    pub username: String,
+    pub password: String,
+}

examples/remove_rook_osd/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "example-remove-rook-osd"
+edition = "2024"
+version.workspace = true
+readme.workspace = true
+license.workspace = true
+
+[dependencies]
+harmony = { version = "0.1.0", path = "../../harmony" }
+harmony_cli = { version = "0.1.0", path = "../../harmony_cli" }
+tokio.workspace = true

examples/remove_rook_osd/src/main.rs

@@ -0,0 +1,18 @@
+use harmony::{
+    inventory::Inventory, modules::storage::ceph::ceph_remove_osd_score::CephRemoveOsd,
+    topology::K8sAnywhereTopology,
+};
+
+#[tokio::main]
+async fn main() {
+    let ceph_score = CephRemoveOsd {
+        osd_deployment_name: "rook-ceph-osd-2".to_string(),
+        rook_ceph_namespace: "rook-ceph".to_string(),
+    };
+
+    let topology = K8sAnywhereTopology::from_env();
+    let inventory = Inventory::autoload();
+    harmony_cli::run(inventory, topology, vec![Box::new(ceph_score)], None)
+        .await
+        .unwrap();
+}

examples/try_rust_webapp/src/main.rs

@@ -3,7 +3,7 @@ use harmony::{
     modules::{
         application::{
             ApplicationScore, RustWebFramework, RustWebapp,
-            features::{PackagingDeployment, rhob_monitoring::Monitoring},
+            features::{Monitoring, PackagingDeployment},
         },
         monitoring::alert_channel::discord_alert_channel::DiscordWebhook,
     },

harmony/src/domain/hardware/mod.rs

@@ -12,11 +12,11 @@ pub type FirewallGroup = Vec<PhysicalHost>;
 pub struct PhysicalHost {
     pub id: Id,
     pub category: HostCategory,
-    pub network: Vec<NetworkInterface>, // FIXME: Don't use harmony_inventory_agent::NetworkInterface
-    pub storage: Vec<StorageDrive>,     // FIXME: Don't use harmony_inventory_agent::StorageDrive
+    pub network: Vec<NetworkInterface>,
+    pub storage: Vec<StorageDrive>,
     pub labels: Vec<Label>,
-    pub memory_modules: Vec<MemoryModule>, // FIXME: Don't use harmony_inventory_agent::MemoryModule
-    pub cpus: Vec<CPU>,                    // FIXME: Don't use harmony_inventory_agent::CPU
+    pub memory_modules: Vec<MemoryModule>,
+    pub cpus: Vec<CPU>,
 }
 
 impl PhysicalHost {

harmony/src/domain/interpret/mod.rs

@@ -30,6 +30,7 @@ pub enum InterpretName {
     Lamp,
     ApplicationMonitoring,
     K8sPrometheusCrdAlerting,
+    CephRemoveOsd,
     DiscoverInventoryAgent,
     CephClusterHealth,
     Custom(&'static str),
@@ -61,6 +62,7 @@ impl std::fmt::Display for InterpretName {
             InterpretName::Lamp => f.write_str("LAMP"),
             InterpretName::ApplicationMonitoring => f.write_str("ApplicationMonitoring"),
             InterpretName::K8sPrometheusCrdAlerting => f.write_str("K8sPrometheusCrdAlerting"),
+            InterpretName::CephRemoveOsd => f.write_str("CephRemoveOsd"),
             InterpretName::DiscoverInventoryAgent => f.write_str("DiscoverInventoryAgent"),
             InterpretName::CephClusterHealth => f.write_str("CephClusterHealth"),
             InterpretName::Custom(name) => f.write_str(name),

harmony/src/domain/topology/ha_cluster.rs

@@ -1,57 +1,25 @@
 use async_trait::async_trait;
-use brocade::BrocadeOptions;
 use harmony_macros::ip;
-use harmony_secret::SecretManager;
-use harmony_types::net::MacAddress;
-use harmony_types::net::Url;
-use harmony_types::switch::PortLocation;
-use k8s_openapi::api::core::v1::Namespace;
-use kube::api::ObjectMeta;
+use harmony_types::{
+    id::Id,
+    net::{MacAddress, Url},
+    switch::PortLocation,
+};
 use log::debug;
 use log::info;
 
-use crate::data::FileContent;
-use crate::executors::ExecutorError;
-use crate::hardware::PhysicalHost;
-use crate::infra::brocade::BrocadeSwitchAuth;
-use crate::infra::brocade::BrocadeSwitchClient;
-use crate::modules::okd::crd::InstallPlanApproval;
-use crate::modules::okd::crd::OperatorGroup;
-use crate::modules::okd::crd::OperatorGroupSpec;
-use crate::modules::okd::crd::Subscription;
-use crate::modules::okd::crd::SubscriptionSpec;
-use crate::modules::okd::crd::nmstate;
-use crate::modules::okd::crd::nmstate::NMState;
-use crate::modules::okd::crd::nmstate::NodeNetworkConfigurationPolicy;
-use crate::modules::okd::crd::nmstate::NodeNetworkConfigurationPolicySpec;
+use crate::infra::network_manager::OpenShiftNmStateNetworkManager;
 use crate::topology::PxeOptions;
+use crate::{data::FileContent, executors::ExecutorError};
 
-use super::DHCPStaticEntry;
-use super::DhcpServer;
-use super::DnsRecord;
-use super::DnsRecordType;
-use super::DnsServer;
-use super::Firewall;
-use super::HostNetworkConfig;
-use super::HttpServer;
-use super::IpAddress;
-use super::K8sclient;
-use super::LoadBalancer;
-use super::LoadBalancerService;
-use super::LogicalHost;
-use super::PreparationError;
-use super::PreparationOutcome;
-use super::Router;
-use super::Switch;
-use super::SwitchClient;
-use super::SwitchError;
-use super::TftpServer;
+use super::{
+    DHCPStaticEntry, DhcpServer, DnsRecord, DnsRecordType, DnsServer, Firewall, HostNetworkConfig,
+    HttpServer, IpAddress, K8sclient, LoadBalancer, LoadBalancerService, LogicalHost, NetworkError,
+    NetworkManager, PreparationError, PreparationOutcome, Router, Switch, SwitchClient,
+    SwitchError, TftpServer, Topology, k8s::K8sClient,
+};
 
-use super::Topology;
-use super::k8s::K8sClient;
-use std::collections::BTreeMap;
-use std::net::IpAddr;
-use std::sync::Arc;
+use std::sync::{Arc, OnceLock};
 
 #[derive(Debug, Clone)]
 pub struct HAClusterTopology {
@@ -63,10 +31,12 @@ pub struct HAClusterTopology {
     pub tftp_server: Arc<dyn TftpServer>,
     pub http_server: Arc<dyn HttpServer>,
     pub dns_server: Arc<dyn DnsServer>,
+    pub switch_client: Arc<dyn SwitchClient>,
     pub bootstrap_host: LogicalHost,
     pub control_plane: Vec<LogicalHost>,
     pub workers: Vec<LogicalHost>,
-    pub switch: Vec<LogicalHost>,
+    pub kubeconfig: Option<String>,
+    pub network_manager: OnceLock<Arc<dyn NetworkManager>>,
 }
 
 #[async_trait]
@@ -85,9 +55,17 @@ impl Topology for HAClusterTopology {
 #[async_trait]
 impl K8sclient for HAClusterTopology {
     async fn k8s_client(&self) -> Result<Arc<K8sClient>, String> {
-        Ok(Arc::new(
+        match &self.kubeconfig {
+            None => Ok(Arc::new(
                 K8sClient::try_default().await.map_err(|e| e.to_string())?,
-        ))
+            )),
+            Some(kubeconfig) => {
+                let Some(client) = K8sClient::from_kubeconfig(kubeconfig).await else {
+                    return Err("Failed to create k8s client".to_string());
+                };
+                Ok(Arc::new(client))
+            }
+        }
     }
 }
 
@@ -112,229 +90,12 @@ impl HAClusterTopology {
             .to_string()
     }
 
-    async fn ensure_nmstate_operator_installed(&self) -> Result<(), String> {
-        // FIXME: Find a way to check nmstate is already available (get pod -n openshift-nmstate)
-        debug!("Installing NMState operator...");
-        let k8s_client = self.k8s_client().await?;
+    pub async fn network_manager(&self) -> &dyn NetworkManager {
+        let k8s_client = self.k8s_client().await.unwrap();
 
-        let nmstate_namespace = Namespace {
-            metadata: ObjectMeta {
-                name: Some("openshift-nmstate".to_string()),
-                finalizers: Some(vec!["kubernetes".to_string()]),
-                ..Default::default()
-            },
-            ..Default::default()
-        };
-        debug!("Creating NMState namespace: {nmstate_namespace:#?}");
-        k8s_client
-            .apply(&nmstate_namespace, None)
-            .await
-            .map_err(|e| e.to_string())?;
-
-        let nmstate_operator_group = OperatorGroup {
-            metadata: ObjectMeta {
-                name: Some("openshift-nmstate".to_string()),
-                namespace: Some("openshift-nmstate".to_string()),
-                ..Default::default()
-            },
-            spec: OperatorGroupSpec {
-                target_namespaces: vec!["openshift-nmstate".to_string()],
-            },
-        };
-        debug!("Creating NMState operator group: {nmstate_operator_group:#?}");
-        k8s_client
-            .apply(&nmstate_operator_group, None)
-            .await
-            .map_err(|e| e.to_string())?;
-
-        let nmstate_subscription = Subscription {
-            metadata: ObjectMeta {
-                name: Some("kubernetes-nmstate-operator".to_string()),
-                namespace: Some("openshift-nmstate".to_string()),
-                ..Default::default()
-            },
-            spec: SubscriptionSpec {
-                channel: Some("stable".to_string()),
-                install_plan_approval: Some(InstallPlanApproval::Automatic),
-                name: "kubernetes-nmstate-operator".to_string(),
-                source: "redhat-operators".to_string(),
-                source_namespace: "openshift-marketplace".to_string(),
-            },
-        };
-        debug!("Subscribing to NMState Operator: {nmstate_subscription:#?}");
-        k8s_client
-            .apply(&nmstate_subscription, None)
-            .await
-            .map_err(|e| e.to_string())?;
-
-        let nmstate = NMState {
-            metadata: ObjectMeta {
-                name: Some("nmstate".to_string()),
-                ..Default::default()
-            },
-            ..Default::default()
-        };
-        debug!("Creating NMState: {nmstate:#?}");
-        k8s_client
-            .apply(&nmstate, None)
-            .await
-            .map_err(|e| e.to_string())?;
-
-        Ok(())
-    }
-
-    fn get_next_bond_id(&self) -> u8 {
-        42 // FIXME: Find a better way to declare the bond id
-    }
-
-    async fn configure_bond(
-        &self,
-        host: &PhysicalHost,
-        config: &HostNetworkConfig,
-    ) -> Result<(), SwitchError> {
-        self.ensure_nmstate_operator_installed()
-            .await
-            .map_err(|e| {
-                SwitchError::new(format!(
-                    "Can't configure bond, NMState operator not available: {e}"
-                ))
-            })?;
-
-        let bond_config = self.create_bond_configuration(host, config);
-        debug!("Configuring bond for host {host:?}: {bond_config:#?}");
-        self.k8s_client()
-            .await
-            .unwrap()
-            .apply(&bond_config, None)
-            .await
-            .unwrap();
-
-        todo!()
-    }
-
-    fn create_bond_configuration(
-        &self,
-        host: &PhysicalHost,
-        config: &HostNetworkConfig,
-    ) -> NodeNetworkConfigurationPolicy {
-        let host_name = host.id.clone();
-
-        let bond_id = self.get_next_bond_id();
-        let bond_name = format!("bond{bond_id}");
-        let mut bond_mtu: Option<u32> = None;
-        let mut bond_mac_address: Option<String> = None;
-        let mut bond_ports = Vec::new();
-        let mut interfaces: Vec<nmstate::InterfaceSpec> = Vec::new();
-
-        for switch_port in &config.switch_ports {
-            let interface_name = switch_port.interface.name.clone();
-
-            interfaces.push(nmstate::InterfaceSpec {
-                name: interface_name.clone(),
-                description: Some(format!("Member of bond {bond_name}")),
-                r#type: "ethernet".to_string(),
-                state: "up".to_string(),
-                mtu: Some(switch_port.interface.mtu),
-                mac_address: Some(switch_port.interface.mac_address.to_string()),
-                ipv4: Some(nmstate::IpStackSpec {
-                    enabled: Some(false),
-                    ..Default::default()
-                }),
-                ipv6: Some(nmstate::IpStackSpec {
-                    enabled: Some(false),
-                    ..Default::default()
-                }),
-                link_aggregation: None,
-                ..Default::default()
-            });
-
-            bond_ports.push(interface_name);
-
-            // Use the first port's details for the bond mtu and mac address
-            if bond_mtu.is_none() {
-                bond_mtu = Some(switch_port.interface.mtu);
-            }
-            if bond_mac_address.is_none() {
-                bond_mac_address = Some(switch_port.interface.mac_address.to_string());
-            }
-        }
-
-        interfaces.push(nmstate::InterfaceSpec {
-            name: bond_name.clone(),
-            description: Some(format!("Network bond for host {host_name}")),
-            r#type: "bond".to_string(),
-            state: "up".to_string(),
-            mtu: bond_mtu,
-            mac_address: bond_mac_address,
-            ipv4: Some(nmstate::IpStackSpec {
-                dhcp: Some(true),
-                enabled: Some(true),
-                ..Default::default()
-            }),
-            ipv6: Some(nmstate::IpStackSpec {
-                dhcp: Some(true),
-                autoconf: Some(true),
-                enabled: Some(true),
-                ..Default::default()
-            }),
-            link_aggregation: Some(nmstate::BondSpec {
-                mode: "802.3ad".to_string(),
-                ports: bond_ports,
-                ..Default::default()
-            }),
-            ..Default::default()
-        });
-
-        NodeNetworkConfigurationPolicy {
-            metadata: ObjectMeta {
-                name: Some(format!("{host_name}-bond-config")),
-                ..Default::default()
-            },
-            spec: NodeNetworkConfigurationPolicySpec {
-                node_selector: Some(BTreeMap::from([(
-                    "kubernetes.io/hostname".to_string(),
-                    host_name.to_string(),
-                )])),
-                desired_state: nmstate::DesiredStateSpec { interfaces },
-            },
-        }
-    }
-
-    async fn get_switch_client(&self) -> Result<Box<dyn SwitchClient>, SwitchError> {
-        let auth = SecretManager::get_or_prompt::<BrocadeSwitchAuth>()
-            .await
-            .map_err(|e| SwitchError::new(format!("Failed to get credentials: {e}")))?;
-
-        // FIXME: We assume Brocade switches
-        let switches: Vec<IpAddr> = self.switch.iter().map(|s| s.ip).collect();
-        let brocade_options = Some(BrocadeOptions {
-            dry_run: *crate::config::DRY_RUN,
-            ..Default::default()
-        });
-        let client =
-            BrocadeSwitchClient::init(&switches, &auth.username, &auth.password, brocade_options)
-                .await
-                .map_err(|e| SwitchError::new(format!("Failed to connect to switch: {e}")))?;
-
-        Ok(Box::new(client))
-    }
-
-    async fn configure_port_channel(
-        &self,
-        host: &PhysicalHost,
-        config: &HostNetworkConfig,
-    ) -> Result<(), SwitchError> {
-        debug!("Configuring port channel: {config:#?}");
-        let client = self.get_switch_client().await?;
-
-        let switch_ports = config.switch_ports.iter().map(|s| s.port.clone()).collect();
-
-        client
-            .configure_port_channel(&format!("Harmony_{}", host.id), switch_ports)
-            .await
-            .map_err(|e| SwitchError::new(format!("Failed to configure switch: {e}")))?;
-
-        Ok(())
+        self.network_manager
+            .get_or_init(|| Arc::new(OpenShiftNmStateNetworkManager::new(k8s_client.clone())))
+            .as_ref()
     }
 
     pub fn autoload() -> Self {
@@ -345,6 +106,7 @@ impl HAClusterTopology {
         };
 
         Self {
+            kubeconfig: None,
             domain_name: "DummyTopology".to_string(),
             router: dummy_infra.clone(),
             load_balancer: dummy_infra.clone(),
@@ -353,10 +115,11 @@ impl HAClusterTopology {
             tftp_server: dummy_infra.clone(),
             http_server: dummy_infra.clone(),
             dns_server: dummy_infra.clone(),
+            switch_client: dummy_infra.clone(),
             bootstrap_host: dummy_host,
             control_plane: vec![],
             workers: vec![],
-            switch: vec![],
+            network_manager: OnceLock::new(),
         }
     }
 }
@@ -514,27 +277,40 @@ impl HttpServer for HAClusterTopology {
 #[async_trait]
 impl Switch for HAClusterTopology {
     async fn setup_switch(&self) -> Result<(), SwitchError> {
-        let client = self.get_switch_client().await?;
-        client.setup().await?;
-        Ok(())
+        self.switch_client.setup().await.map(|_| ())
     }
 
     async fn get_port_for_mac_address(
         &self,
         mac_address: &MacAddress,
     ) -> Result<Option<PortLocation>, SwitchError> {
-        let client = self.get_switch_client().await?;
-        let port = client.find_port(mac_address).await?;
-        Ok(port)
+        self.switch_client.find_port(mac_address).await
     }
 
-    async fn configure_host_network(
-        &self,
-        host: &PhysicalHost,
-        config: HostNetworkConfig,
-    ) -> Result<(), SwitchError> {
-        // self.configure_bond(host, &config).await?;
-        self.configure_port_channel(host, &config).await
+    async fn configure_port_channel(&self, config: &HostNetworkConfig) -> Result<(), SwitchError> {
+        debug!("Configuring port channel: {config:#?}");
+        let switch_ports = config.switch_ports.iter().map(|s| s.port.clone()).collect();
+
+        self.switch_client
+            .configure_port_channel(&format!("Harmony_{}", config.host_id), switch_ports)
+            .await
+            .map_err(|e| SwitchError::new(format!("Failed to configure port-channel: {e}")))?;
+
+        Ok(())
+    }
+}
+
+#[async_trait]
+impl NetworkManager for HAClusterTopology {
+    async fn ensure_network_manager_installed(&self) -> Result<(), NetworkError> {
+        self.network_manager()
+            .await
+            .ensure_network_manager_installed()
+            .await
+    }
+
+    async fn configure_bond(&self, config: &HostNetworkConfig) -> Result<(), NetworkError> {
+        self.network_manager().await.configure_bond(config).await
     }
 }
 
@@ -724,3 +500,25 @@ impl DnsServer for DummyInfra {
         unimplemented!("{}", UNIMPLEMENTED_DUMMY_INFRA)
     }
 }
+
+#[async_trait]
+impl SwitchClient for DummyInfra {
+    async fn setup(&self) -> Result<(), SwitchError> {
+        unimplemented!("{}", UNIMPLEMENTED_DUMMY_INFRA)
+    }
+
+    async fn find_port(
+        &self,
+        _mac_address: &MacAddress,
+    ) -> Result<Option<PortLocation>, SwitchError> {
+        unimplemented!("{}", UNIMPLEMENTED_DUMMY_INFRA)
+    }
+
+    async fn configure_port_channel(
+        &self,
+        _channel_name: &str,
+        _switch_ports: Vec<PortLocation>,
+    ) -> Result<u8, SwitchError> {
+        unimplemented!("{}", UNIMPLEMENTED_DUMMY_INFRA)
+    }
+}

harmony/src/domain/topology/k8s.rs

@@ -5,14 +5,18 @@ use k8s_openapi::{
     ClusterResourceScope, NamespaceResourceScope,
     api::{
         apps::v1::Deployment,
-        core::v1::{Pod, PodStatus},
+        core::v1::{Node, Pod, ServiceAccount},
     },
+    apimachinery::pkg::version::Info,
 };
 use kube::{
-    Client, Config, Error, Resource,
-    api::{Api, AttachParams, DeleteParams, ListParams, Patch, PatchParams, ResourceExt},
+    Client, Config, Discovery, Error, Resource,
+    api::{
+        Api, AttachParams, DeleteParams, ListParams, ObjectList, Patch, PatchParams, ResourceExt,
+    },
     config::{KubeConfigOptions, Kubeconfig},
     core::ErrorResponse,
+    discovery::{ApiCapabilities, Scope},
     error::DiscoveryError,
     runtime::reflector::Lookup,
 };
@@ -21,11 +25,12 @@ use kube::{
     api::{ApiResource, GroupVersionKind},
     runtime::wait::await_condition,
 };
-use log::{debug, error, trace};
+use log::{debug, error, trace, warn};
 use serde::{Serialize, de::DeserializeOwned};
-use serde_json::{Value, json};
+use serde_json::json;
 use similar::TextDiff;
 use tokio::{io::AsyncReadExt, time::sleep};
+use url::Url;
 
 #[derive(new, Clone)]
 pub struct K8sClient {
@@ -59,6 +64,22 @@ impl K8sClient {
         })
     }
 
+    pub async fn service_account_api(&self, namespace: &str) -> Api<ServiceAccount> {
+        let api: Api<ServiceAccount> = Api::namespaced(self.client.clone(), namespace);
+        api
+    }
+
+    pub async fn get_apiserver_version(&self) -> Result<Info, Error> {
+        let client: Client = self.client.clone();
+        let version_info: Info = client.apiserver_version().await?;
+        Ok(version_info)
+    }
+
+    pub async fn discovery(&self) -> Result<Discovery, Error> {
+        let discovery: Discovery = Discovery::new(self.client.clone()).run().await?;
+        Ok(discovery)
+    }
+
     pub async fn get_resource_json_value(
         &self,
         name: &str,
@@ -71,7 +92,8 @@ impl K8sClient {
         } else {
             Api::default_namespaced_with(self.client.clone(), &gvk)
         };
-        Ok(resource.get(name).await?)
+
+        resource.get(name).await
     }
 
     pub async fn get_deployment(
@@ -80,11 +102,15 @@ impl K8sClient {
         namespace: Option<&str>,
     ) -> Result<Option<Deployment>, Error> {
         let deps: Api<Deployment> = if let Some(ns) = namespace {
+            debug!("getting namespaced deployment");
             Api::namespaced(self.client.clone(), ns)
         } else {
+            debug!("getting default namespace deployment");
             Api::default_namespaced(self.client.clone())
         };
-        Ok(deps.get_opt(name).await?)
+
+        debug!("getting deployment {} in ns {}", name, namespace.unwrap());
+        deps.get_opt(name).await
     }
 
     pub async fn get_pod(&self, name: &str, namespace: Option<&str>) -> Result<Option<Pod>, Error> {
@@ -93,7 +119,8 @@ impl K8sClient {
         } else {
             Api::default_namespaced(self.client.clone())
         };
-        Ok(pods.get_opt(name).await?)
+
+        pods.get_opt(name).await
     }
 
     pub async fn scale_deployment(
@@ -114,7 +141,7 @@ impl K8sClient {
             }
         });
         let pp = PatchParams::default();
-        let scale = Patch::Apply(&patch);
+        let scale = Patch::Merge(&patch);
         deployments.patch_scale(name, &pp, &scale).await?;
         Ok(())
     }
@@ -136,9 +163,9 @@ impl K8sClient {
 
     pub async fn wait_until_deployment_ready(
         &self,
-        name: String,
+        name: &str,
         namespace: Option<&str>,
-        timeout: Option<u64>,
+        timeout: Option<Duration>,
     ) -> Result<(), String> {
         let api: Api<Deployment>;
 
@@ -148,9 +175,9 @@ impl K8sClient {
             api = Api::default_namespaced(self.client.clone());
         }
 
-        let establish = await_condition(api, name.as_str(), conditions::is_deployment_completed());
-        let t = timeout.unwrap_or(300);
-        let res = tokio::time::timeout(std::time::Duration::from_secs(t), establish).await;
+        let establish = await_condition(api, name, conditions::is_deployment_completed());
+        let timeout = timeout.unwrap_or(Duration::from_secs(120));
+        let res = tokio::time::timeout(timeout, establish).await;
 
         if res.is_ok() {
             Ok(())
@@ -240,7 +267,7 @@ impl K8sClient {
 
                 if let Some(s) = status.status {
                     let mut stdout_buf = String::new();
-                    if let Some(mut stdout) = process.stdout().take() {
+                    if let Some(mut stdout) = process.stdout() {
                         stdout
                             .read_to_string(&mut stdout_buf)
                             .await
@@ -346,14 +373,14 @@ impl K8sClient {
                 Ok(current) => {
                     trace!("Received current value {current:#?}");
                     // The resource exists, so we calculate and display a diff.
-                    println!("\nPerforming dry-run for resource: '{}'", name);
+                    println!("\nPerforming dry-run for resource: '{name}'");
                     let mut current_yaml = serde_yaml::to_value(&current).unwrap_or_else(|_| {
                         panic!("Could not serialize current value : {current:#?}")
                     });
                     if current_yaml.is_mapping() && current_yaml.get("status").is_some() {
                         let map = current_yaml.as_mapping_mut().unwrap();
                         let removed = map.remove_entry("status");
-                        trace!("Removed status {:?}", removed);
+                        trace!("Removed status {removed:?}");
                     } else {
                         trace!(
                             "Did not find status entry for current object {}/{}",
@@ -382,14 +409,14 @@ impl K8sClient {
                             similar::ChangeTag::Insert => "+",
                             similar::ChangeTag::Equal => " ",
                         };
-                        print!("{}{}", sign, change);
+                        print!("{sign}{change}");
                     }
                     // In a dry run, we return the new resource state that would have been applied.
                     Ok(resource.clone())
                 }
                 Err(Error::Api(ErrorResponse { code: 404, .. })) => {
                     // The resource does not exist, so the "diff" is the entire new resource.
-                    println!("\nPerforming dry-run for new resource: '{}'", name);
+                    println!("\nPerforming dry-run for new resource: '{name}'");
                     println!(
                         "Resource does not exist. It would be created with the following content:"
                     );
@@ -398,14 +425,14 @@ impl K8sClient {
 
                     // Print each line of the new resource with a '+' prefix.
                     for line in new_yaml.lines() {
-                        println!("+{}", line);
+                        println!("+{line}");
                     }
                     // In a dry run, we return the new resource state that would have been created.
                     Ok(resource.clone())
                 }
                 Err(e) => {
                     // Another API error occurred.
-                    error!("Failed to get resource '{}': {}", name, e);
+                    error!("Failed to get resource '{name}': {e}");
                     Err(e)
                 }
             }
@@ -420,7 +447,7 @@ impl K8sClient {
     where
         K: Resource + Clone + std::fmt::Debug + DeserializeOwned + serde::Serialize,
         <K as Resource>::Scope: ApplyStrategy<K>,
-        <K as kube::Resource>::DynamicType: Default,
+        <K as Resource>::DynamicType: Default,
     {
         let mut result = Vec::new();
         for r in resource.iter() {
@@ -485,10 +512,7 @@ impl K8sClient {
 
         // 6. Apply the object to the cluster using Server-Side Apply.
         //    This will create the resource if it doesn't exist, or update it if it does.
-        println!(
-            "Applying Argo Application '{}' in namespace '{}'...",
-            name, namespace
-        );
+        println!("Applying '{name}' in namespace '{namespace}'...",);
         let patch_params = PatchParams::apply("harmony"); // Use a unique field manager name
         let result = api.patch(name, &patch_params, &Patch::Apply(&obj)).await?;
 
@@ -497,7 +521,103 @@ impl K8sClient {
         Ok(())
     }
 
-    pub(crate) async fn from_kubeconfig(path: &str) -> Option<K8sClient> {
+    /// Apply a resource from a URL
+    ///
+    /// It is the equivalent of `kubectl apply -f <url>`
+    pub async fn apply_url(&self, url: Url, ns: Option<&str>) -> Result<(), Error> {
+        let patch_params = PatchParams::apply("harmony");
+        let discovery = kube::Discovery::new(self.client.clone()).run().await?;
+
+        let yaml = reqwest::get(url)
+            .await
+            .expect("Could not get URL")
+            .text()
+            .await
+            .expect("Could not get content from URL");
+
+        for doc in multidoc_deserialize(&yaml).expect("failed to parse YAML from file") {
+            let obj: DynamicObject =
+                serde_yaml::from_value(doc).expect("cannot apply without valid YAML");
+            let namespace = obj.metadata.namespace.as_deref().or(ns);
+            let type_meta = obj
+                .types
+                .as_ref()
+                .expect("cannot apply object without valid TypeMeta");
+            let gvk = GroupVersionKind::try_from(type_meta)
+                .expect("cannot apply object without valid GroupVersionKind");
+            let name = obj.name_any();
+
+            if let Some((ar, caps)) = discovery.resolve_gvk(&gvk) {
+                let api = get_dynamic_api(ar, caps, self.client.clone(), namespace, false);
+                trace!(
+                    "Applying {}: \n{}",
+                    gvk.kind,
+                    serde_yaml::to_string(&obj).expect("Failed to serialize YAML")
+                );
+                let data: serde_json::Value =
+                    serde_json::to_value(&obj).expect("Failed to serialize JSON");
+                let _r = api.patch(&name, &patch_params, &Patch::Apply(data)).await?;
+                debug!("applied {} {}", gvk.kind, name);
+            } else {
+                warn!("Cannot apply document for unknown {gvk:?}");
+            }
+        }
+
+        Ok(())
+    }
+
+    /// Gets a single named resource of a specific type `K`.
+    ///
+    /// This function uses the `ApplyStrategy` trait to correctly determine
+    /// whether to look in a specific namespace or in the entire cluster.
+    ///
+    /// Returns `Ok(None)` if the resource is not found (404).
+    pub async fn get_resource<K>(
+        &self,
+        name: &str,
+        namespace: Option<&str>,
+    ) -> Result<Option<K>, Error>
+    where
+        K: Resource + Clone + std::fmt::Debug + DeserializeOwned,
+        <K as Resource>::Scope: ApplyStrategy<K>,
+        <K as kube::Resource>::DynamicType: Default,
+    {
+        let api: Api<K> =
+            <<K as Resource>::Scope as ApplyStrategy<K>>::get_api(&self.client, namespace);
+
+        api.get_opt(name).await
+    }
+
+    /// Lists all resources of a specific type `K`.
+    ///
+    /// This function uses the `ApplyStrategy` trait to correctly determine
+    /// whether to list from a specific namespace or from the entire cluster.
+    pub async fn list_resources<K>(
+        &self,
+        namespace: Option<&str>,
+        list_params: Option<ListParams>,
+    ) -> Result<ObjectList<K>, Error>
+    where
+        K: Resource + Clone + std::fmt::Debug + DeserializeOwned,
+        <K as Resource>::Scope: ApplyStrategy<K>,
+        <K as kube::Resource>::DynamicType: Default,
+    {
+        let api: Api<K> =
+            <<K as Resource>::Scope as ApplyStrategy<K>>::get_api(&self.client, namespace);
+
+        let list_params = list_params.unwrap_or_default();
+        api.list(&list_params).await
+    }
+
+    /// Fetches a list of all Nodes in the cluster.
+    pub async fn get_nodes(
+        &self,
+        list_params: Option<ListParams>,
+    ) -> Result<ObjectList<Node>, Error> {
+        self.list_resources(None, list_params).await
+    }
+
+    pub async fn from_kubeconfig(path: &str) -> Option<K8sClient> {
         let k = match Kubeconfig::read_from(path) {
             Ok(k) => k,
             Err(e) => {
@@ -516,6 +636,31 @@ impl K8sClient {
     }
 }
 
+fn get_dynamic_api(
+    resource: ApiResource,
+    capabilities: ApiCapabilities,
+    client: Client,
+    ns: Option<&str>,
+    all: bool,
+) -> Api<DynamicObject> {
+    if capabilities.scope == Scope::Cluster || all {
+        Api::all_with(client, &resource)
+    } else if let Some(namespace) = ns {
+        Api::namespaced_with(client, namespace, &resource)
+    } else {
+        Api::default_namespaced_with(client, &resource)
+    }
+}
+
+fn multidoc_deserialize(data: &str) -> Result<Vec<serde_yaml::Value>, serde_yaml::Error> {
+    use serde::Deserialize;
+    let mut docs = vec![];
+    for de in serde_yaml::Deserializer::from_str(data) {
+        docs.push(serde_yaml::Value::deserialize(de)?);
+    }
+    Ok(docs)
+}
+
 pub trait ApplyStrategy<K: Resource> {
     fn get_api(client: &Client, ns: Option<&str>) -> Api<K>;
 }

harmony/src/domain/topology/k8s_anywhere.rs

@@ -1,7 +1,12 @@
-use std::{process::Command, sync::Arc};
+use std::{collections::BTreeMap, process::Command, sync::Arc, time::Duration};
 
 use async_trait::async_trait;
-use kube::api::GroupVersionKind;
+use base64::{Engine, engine::general_purpose};
+use k8s_openapi::api::{
+    core::v1::Secret,
+    rbac::v1::{ClusterRoleBinding, RoleRef, Subject},
+};
+use kube::api::{DynamicObject, GroupVersionKind, ObjectMeta};
 use log::{debug, info, warn};
 use serde::Serialize;
 use tokio::sync::OnceCell;
@@ -12,14 +17,26 @@ use crate::{
     inventory::Inventory,
     modules::{
         k3d::K3DInstallationScore,
-        monitoring::kube_prometheus::crd::{
+        k8s::ingress::{K8sIngressScore, PathType},
+        monitoring::{
+            grafana::{grafana::Grafana, helm::helm_grafana::grafana_helm_chart_score},
+            kube_prometheus::crd::{
                 crd_alertmanager_config::CRDPrometheus,
+                crd_grafana::{
+                    Grafana as GrafanaCRD, GrafanaCom, GrafanaDashboard,
+                    GrafanaDashboardDatasource, GrafanaDashboardSpec, GrafanaDatasource,
+                    GrafanaDatasourceConfig, GrafanaDatasourceJsonData,
+                    GrafanaDatasourceSecureJsonData, GrafanaDatasourceSpec, GrafanaSpec,
+                },
+                crd_prometheuses::LabelSelector,
                 prometheus_operator::prometheus_operator_helm_chart_score,
                 rhob_alertmanager_config::RHOBObservability,
+                service_monitor::ServiceMonitor,
+            },
         },
         prometheus::{
             k8s_prometheus_alerting_score::K8sPrometheusCRDAlertingScore,
-            prometheus::PrometheusApplicationMonitoring, rhob_alerting_score::RHOBAlertingScore,
+            prometheus::PrometheusMonitoring, rhob_alerting_score::RHOBAlertingScore,
         },
     },
     score::Score,
@@ -47,6 +64,13 @@ struct K8sState {
     message: String,
 }
 
+#[derive(Debug, Clone)]
+pub enum KubernetesDistribution {
+    OpenshiftFamily,
+    K3sFamily,
+    Default,
+}
+
 #[derive(Debug, Clone)]
 enum K8sSource {
     LocalK3d,
@@ -57,6 +81,7 @@ enum K8sSource {
 pub struct K8sAnywhereTopology {
     k8s_state: Arc<OnceCell<Option<K8sState>>>,
     tenant_manager: Arc<OnceCell<K8sTenantManager>>,
+    k8s_distribution: Arc<OnceCell<KubernetesDistribution>>,
     config: Arc<K8sAnywhereConfig>,
 }
 
@@ -78,41 +103,172 @@ impl K8sclient for K8sAnywhereTopology {
 }
 
 #[async_trait]
-impl PrometheusApplicationMonitoring<CRDPrometheus> for K8sAnywhereTopology {
+impl Grafana for K8sAnywhereTopology {
+    async fn ensure_grafana_operator(
+        &self,
+        inventory: &Inventory,
+    ) -> Result<PreparationOutcome, PreparationError> {
+        debug!("ensure grafana operator");
+        let client = self.k8s_client().await.unwrap();
+        let grafana_gvk = GroupVersionKind {
+            group: "grafana.integreatly.org".to_string(),
+            version: "v1beta1".to_string(),
+            kind: "Grafana".to_string(),
+        };
+        let name = "grafanas.grafana.integreatly.org";
+        let ns = "grafana";
+
+        let grafana_crd = client
+            .get_resource_json_value(name, Some(ns), &grafana_gvk)
+            .await;
+        match grafana_crd {
+            Ok(_) => {
+                return Ok(PreparationOutcome::Success {
+                    details: "Found grafana CRDs in cluster".to_string(),
+                });
+            }
+
+            Err(_) => {
+                return self
+                    .install_grafana_operator(inventory, Some("grafana"))
+                    .await;
+            }
+        };
+    }
+    async fn install_grafana(&self) -> Result<PreparationOutcome, PreparationError> {
+        let ns = "grafana";
+
+        let mut label = BTreeMap::new();
+
+        label.insert("dashboards".to_string(), "grafana".to_string());
+
+        let label_selector = LabelSelector {
+            match_labels: label.clone(),
+            match_expressions: vec![],
+        };
+
+        let client = self.k8s_client().await?;
+
+        let grafana = self.build_grafana(ns, &label);
+
+        client.apply(&grafana, Some(ns)).await?;
+        //TODO change this to a ensure ready or something better than just a timeout
+        client
+            .wait_until_deployment_ready(
+                "grafana-grafana-deployment",
+                Some("grafana"),
+                Some(Duration::from_secs(30)),
+            )
+            .await?;
+
+        let sa_name = "grafana-grafana-sa";
+        let token_secret_name = "grafana-sa-token-secret";
+
+        let sa_token_secret = self.build_sa_token_secret(token_secret_name, sa_name, ns);
+
+        client.apply(&sa_token_secret, Some(ns)).await?;
+        let secret_gvk = GroupVersionKind {
+            group: "".to_string(),
+            version: "v1".to_string(),
+            kind: "Secret".to_string(),
+        };
+
+        let secret = client
+            .get_resource_json_value(token_secret_name, Some(ns), &secret_gvk)
+            .await?;
+
+        let token = format!(
+            "Bearer {}",
+            self.extract_and_normalize_token(&secret).unwrap()
+        );
+
+        debug!("creating grafana clusterrole binding");
+
+        let clusterrolebinding =
+            self.build_cluster_rolebinding(sa_name, "cluster-monitoring-view", ns);
+
+        client.apply(&clusterrolebinding, Some(ns)).await?;
+
+        debug!("creating grafana datasource crd");
+
+        let thanos_url = format!(
+            "https://{}",
+            self.get_domain("thanos-querier-openshift-monitoring")
+                .await
+                .unwrap()
+        );
+
+        let thanos_openshift_datasource = self.build_grafana_datasource(
+            "thanos-openshift-monitoring",
+            ns,
+            &label_selector,
+            &thanos_url,
+            &token,
+        );
+
+        client.apply(&thanos_openshift_datasource, Some(ns)).await?;
+
+        debug!("creating grafana dashboard crd");
+        let dashboard = self.build_grafana_dashboard(ns, &label_selector);
+
+        client.apply(&dashboard, Some(ns)).await?;
+        debug!("creating grafana ingress");
+        let grafana_ingress = self.build_grafana_ingress(ns).await;
+
+        grafana_ingress
+            .interpret(&Inventory::empty(), self)
+            .await
+            .map_err(|e| PreparationError::new(e.to_string()))?;
+
+        Ok(PreparationOutcome::Success {
+            details: "Installed grafana composants".to_string(),
+        })
+    }
+}
+
+#[async_trait]
+impl PrometheusMonitoring<CRDPrometheus> for K8sAnywhereTopology {
     async fn install_prometheus(
         &self,
         sender: &CRDPrometheus,
-        inventory: &Inventory,
-        receivers: Option<Vec<Box<dyn AlertReceiver<CRDPrometheus>>>>,
+        _inventory: &Inventory,
+        _receivers: Option<Vec<Box<dyn AlertReceiver<CRDPrometheus>>>>,
+    ) -> Result<PreparationOutcome, PreparationError> {
+        let client = self.k8s_client().await?;
+
+        for monitor in sender.service_monitor.iter() {
+            client
+                .apply(monitor, Some(&sender.namespace))
+                .await
+                .map_err(|e| PreparationError::new(e.to_string()))?;
+        }
+        Ok(PreparationOutcome::Success {
+            details: "successfuly installed prometheus components".to_string(),
+        })
+    }
+
+    async fn ensure_prometheus_operator(
+        &self,
+        sender: &CRDPrometheus,
+        _inventory: &Inventory,
     ) -> Result<PreparationOutcome, PreparationError> {
         let po_result = self.ensure_prometheus_operator(sender).await?;
 
-        if po_result == PreparationOutcome::Noop {
+        match po_result {
+            PreparationOutcome::Success { details: _ } => {
+                debug!("Detected prometheus crds operator present in cluster.");
+                return Ok(po_result);
+            }
+            PreparationOutcome::Noop => {
                 debug!("Skipping Prometheus CR installation due to missing operator.");
                 return Ok(po_result);
             }
-
-        let result = self
-            .get_k8s_prometheus_application_score(sender.clone(), receivers)
-            .await
-            .interpret(inventory, self)
-            .await;
-
-        match result {
-            Ok(outcome) => match outcome.status {
-                InterpretStatus::SUCCESS => Ok(PreparationOutcome::Success {
-                    details: outcome.message,
-                }),
-                InterpretStatus::NOOP => Ok(PreparationOutcome::Noop),
-                _ => Err(PreparationError::new(outcome.message)),
-            },
-            Err(err) => Err(PreparationError::new(err.to_string())),
         }
     }
 }
 
 #[async_trait]
-impl PrometheusApplicationMonitoring<RHOBObservability> for K8sAnywhereTopology {
+impl PrometheusMonitoring<RHOBObservability> for K8sAnywhereTopology {
     async fn install_prometheus(
         &self,
         sender: &RHOBObservability,
@@ -146,6 +302,14 @@ impl PrometheusApplicationMonitoring<RHOBObservability> for K8sAnywhereTopology
             Err(err) => Err(PreparationError::new(err.to_string())),
         }
     }
+
+    async fn ensure_prometheus_operator(
+        &self,
+        sender: &RHOBObservability,
+        inventory: &Inventory,
+    ) -> Result<PreparationOutcome, PreparationError> {
+        todo!()
+    }
 }
 
 impl Serialize for K8sAnywhereTopology {
@@ -162,6 +326,7 @@ impl K8sAnywhereTopology {
         Self {
             k8s_state: Arc::new(OnceCell::new()),
             tenant_manager: Arc::new(OnceCell::new()),
+            k8s_distribution: Arc::new(OnceCell::new()),
             config: Arc::new(K8sAnywhereConfig::from_env()),
         }
     }
@@ -170,10 +335,216 @@ impl K8sAnywhereTopology {
         Self {
             k8s_state: Arc::new(OnceCell::new()),
             tenant_manager: Arc::new(OnceCell::new()),
+            k8s_distribution: Arc::new(OnceCell::new()),
             config: Arc::new(config),
         }
     }
 
+    pub async fn get_k8s_distribution(&self) -> Result<&KubernetesDistribution, PreparationError> {
+        self.k8s_distribution
+            .get_or_try_init(async || {
+                let client = self.k8s_client().await.unwrap();
+
+                let discovery = client.discovery().await.map_err(|e| {
+                    PreparationError::new(format!("Could not discover API groups: {}", e))
+                })?;
+
+                let version = client.get_apiserver_version().await.map_err(|e| {
+                    PreparationError::new(format!("Could not get server version: {}", e))
+                })?;
+
+                // OpenShift / OKD
+                if discovery
+                    .groups()
+                    .any(|g| g.name() == "project.openshift.io")
+                {
+                    return Ok(KubernetesDistribution::OpenshiftFamily);
+                }
+
+                // K3d / K3s
+                if version.git_version.contains("k3s") {
+                    return Ok(KubernetesDistribution::K3sFamily);
+                }
+
+                return Ok(KubernetesDistribution::Default);
+            })
+            .await
+    }
+
+    fn extract_and_normalize_token(&self, secret: &DynamicObject) -> Option<String> {
+        let token_b64 = secret
+            .data
+            .get("token")
+            .or_else(|| secret.data.get("data").and_then(|d| d.get("token")))
+            .and_then(|v| v.as_str())?;
+
+        let bytes = general_purpose::STANDARD.decode(token_b64).ok()?;
+
+        let s = String::from_utf8(bytes).ok()?;
+
+        let cleaned = s
+            .trim_matches(|c: char| c.is_whitespace() || c == '\0')
+            .to_string();
+        Some(cleaned)
+    }
+
+    pub fn build_cluster_rolebinding(
+        &self,
+        service_account_name: &str,
+        clusterrole_name: &str,
+        ns: &str,
+    ) -> ClusterRoleBinding {
+        ClusterRoleBinding {
+            metadata: ObjectMeta {
+                name: Some(format!("{}-view-binding", service_account_name)),
+                ..Default::default()
+            },
+            role_ref: RoleRef {
+                api_group: "rbac.authorization.k8s.io".into(),
+                kind: "ClusterRole".into(),
+                name: clusterrole_name.into(),
+            },
+            subjects: Some(vec![Subject {
+                kind: "ServiceAccount".into(),
+                name: service_account_name.into(),
+                namespace: Some(ns.into()),
+                ..Default::default()
+            }]),
+        }
+    }
+
+    pub fn build_sa_token_secret(
+        &self,
+        secret_name: &str,
+        service_account_name: &str,
+        ns: &str,
+    ) -> Secret {
+        let mut annotations = BTreeMap::new();
+        annotations.insert(
+            "kubernetes.io/service-account.name".to_string(),
+            service_account_name.to_string(),
+        );
+
+        Secret {
+            metadata: ObjectMeta {
+                name: Some(secret_name.into()),
+                namespace: Some(ns.into()),
+                annotations: Some(annotations),
+                ..Default::default()
+            },
+            type_: Some("kubernetes.io/service-account-token".to_string()),
+            ..Default::default()
+        }
+    }
+
+    fn build_grafana_datasource(
+        &self,
+        name: &str,
+        ns: &str,
+        label_selector: &LabelSelector,
+        url: &str,
+        token: &str,
+    ) -> GrafanaDatasource {
+        let mut json_data = BTreeMap::new();
+        json_data.insert("timeInterval".to_string(), "5s".to_string());
+
+        GrafanaDatasource {
+            metadata: ObjectMeta {
+                name: Some(name.to_string()),
+                namespace: Some(ns.to_string()),
+                ..Default::default()
+            },
+            spec: GrafanaDatasourceSpec {
+                instance_selector: label_selector.clone(),
+                allow_cross_namespace_import: Some(true),
+                values_from: None,
+                datasource: GrafanaDatasourceConfig {
+                    access: "proxy".to_string(),
+                    name: name.to_string(),
+                    r#type: "prometheus".to_string(),
+                    url: url.to_string(),
+                    database: None,
+                    json_data: Some(GrafanaDatasourceJsonData {
+                        time_interval: Some("60s".to_string()),
+                        http_header_name1: Some("Authorization".to_string()),
+                        tls_skip_verify: Some(true),
+                        oauth_pass_thru: Some(true),
+                    }),
+                    secure_json_data: Some(GrafanaDatasourceSecureJsonData {
+                        http_header_value1: Some(format!("Bearer {token}")),
+                    }),
+                    is_default: Some(false),
+                    editable: Some(true),
+                },
+            },
+        }
+    }
+
+    fn build_grafana_dashboard(
+        &self,
+        ns: &str,
+        label_selector: &LabelSelector,
+    ) -> GrafanaDashboard {
+        let graf_dashboard = GrafanaDashboard {
+            metadata: ObjectMeta {
+                name: Some(format!("grafana-dashboard-{}", ns)),
+                namespace: Some(ns.to_string()),
+                ..Default::default()
+            },
+            spec: GrafanaDashboardSpec {
+                resync_period: Some("30s".to_string()),
+                instance_selector: label_selector.clone(),
+                datasources: Some(vec![GrafanaDashboardDatasource {
+                    input_name: "DS_PROMETHEUS".to_string(),
+                    datasource_name: "thanos-openshift-monitoring".to_string(),
+                }]),
+                json: None,
+                grafana_com: Some(GrafanaCom {
+                    id: 17406,
+                    revision: None,
+                }),
+            },
+        };
+        graf_dashboard
+    }
+
+    fn build_grafana(&self, ns: &str, labels: &BTreeMap<String, String>) -> GrafanaCRD {
+        let grafana = GrafanaCRD {
+            metadata: ObjectMeta {
+                name: Some(format!("grafana-{}", ns)),
+                namespace: Some(ns.to_string()),
+                labels: Some(labels.clone()),
+                ..Default::default()
+            },
+            spec: GrafanaSpec {
+                config: None,
+                admin_user: None,
+                admin_password: None,
+                ingress: None,
+                persistence: None,
+                resources: None,
+            },
+        };
+        grafana
+    }
+
+    async fn build_grafana_ingress(&self, ns: &str) -> K8sIngressScore {
+        let domain = self.get_domain(&format!("grafana-{}", ns)).await.unwrap();
+        let name = format!("{}-grafana", ns);
+        let backend_service = format!("grafana-{}-service", ns);
+
+        K8sIngressScore {
+            name: fqdn::fqdn!(&name),
+            host: fqdn::fqdn!(&domain),
+            backend_service: fqdn::fqdn!(&backend_service),
+            port: 3000,
+            path: Some("/".to_string()),
+            path_type: Some(PathType::Prefix),
+            namespace: Some(fqdn::fqdn!(&ns)),
+            ingress_class_name: Some("openshift-default".to_string()),
+        }
+    }
+
     async fn get_cluster_observability_operator_prometheus_application_score(
         &self,
         sender: RHOBObservability,
@@ -191,13 +562,14 @@ impl K8sAnywhereTopology {
         &self,
         sender: CRDPrometheus,
         receivers: Option<Vec<Box<dyn AlertReceiver<CRDPrometheus>>>>,
+        service_monitors: Option<Vec<ServiceMonitor>>,
     ) -> K8sPrometheusCRDAlertingScore {
-        K8sPrometheusCRDAlertingScore {
+        return K8sPrometheusCRDAlertingScore {
             sender,
             receivers: receivers.unwrap_or_default(),
-            service_monitors: vec![],
+            service_monitors: service_monitors.unwrap_or_default(),
             prometheus_rules: vec![],
-        }
+        };
     }
 
     async fn openshift_ingress_operator_available(&self) -> Result<(), PreparationError> {
@@ -465,6 +837,30 @@ impl K8sAnywhereTopology {
             details: "prometheus operator present in cluster".into(),
         })
     }
+
+    async fn install_grafana_operator(
+        &self,
+        inventory: &Inventory,
+        ns: Option<&str>,
+    ) -> Result<PreparationOutcome, PreparationError> {
+        let namespace = ns.unwrap_or("grafana");
+        info!("installing grafana operator in ns {namespace}");
+        let tenant = self.get_k8s_tenant_manager()?.get_tenant_config().await;
+        let mut namespace_scope = false;
+        if tenant.is_some() {
+            namespace_scope = true;
+        }
+        let _grafana_operator_score = grafana_helm_chart_score(namespace, namespace_scope)
+            .interpret(inventory, self)
+            .await
+            .map_err(|e| PreparationError::new(e.to_string()));
+        Ok(PreparationOutcome::Success {
+            details: format!(
+                "Successfully installed grafana operator in ns {}",
+                ns.unwrap()
+            ),
+        })
+    }
 }
 
 #[derive(Clone, Debug)]

harmony/src/domain/topology/load_balancer.rs

@@ -28,13 +28,7 @@ pub trait LoadBalancer: Send + Sync {
         &self,
         service: &LoadBalancerService,
     ) -> Result<(), ExecutorError> {
-        debug!(
-            "Listing LoadBalancer services {:?}",
-            self.list_services().await
-        );
-        if !self.list_services().await.contains(service) {
         self.add_service(service).await?;
-        }
         Ok(())
     }
 }

harmony/src/domain/topology/network.rs

@@ -1,14 +1,21 @@
-use std::{error::Error, net::Ipv4Addr, str::FromStr, sync::Arc};
+use std::{
+    error::Error,
+    fmt::{self, Debug},
+    net::Ipv4Addr,
+    str::FromStr,
+    sync::Arc,
+};
 
 use async_trait::async_trait;
 use derive_new::new;
 use harmony_types::{
+    id::Id,
     net::{IpAddress, MacAddress},
     switch::PortLocation,
 };
 use serde::Serialize;
 
-use crate::{executors::ExecutorError, hardware::PhysicalHost};
+use crate::executors::ExecutorError;
 
 use super::{LogicalHost, k8s::K8sClient};
 
@@ -19,8 +26,8 @@ pub struct DHCPStaticEntry {
     pub ip: Ipv4Addr,
 }
 
-impl std::fmt::Display for DHCPStaticEntry {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+impl fmt::Display for DHCPStaticEntry {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         let mac = self
             .mac
             .iter()
@@ -42,8 +49,8 @@ pub trait Firewall: Send + Sync {
     fn get_host(&self) -> LogicalHost;
 }
 
-impl std::fmt::Debug for dyn Firewall {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+impl Debug for dyn Firewall {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.write_fmt(format_args!("Firewall {}", self.get_ip()))
     }
 }
@@ -65,7 +72,7 @@ pub struct PxeOptions {
 }
 
 #[async_trait]
-pub trait DhcpServer: Send + Sync + std::fmt::Debug {
+pub trait DhcpServer: Send + Sync + Debug {
     async fn add_static_mapping(&self, entry: &DHCPStaticEntry) -> Result<(), ExecutorError>;
     async fn remove_static_mapping(&self, mac: &MacAddress) -> Result<(), ExecutorError>;
     async fn list_static_mappings(&self) -> Vec<(MacAddress, IpAddress)>;
@@ -104,8 +111,8 @@ pub trait DnsServer: Send + Sync {
     }
 }
 
-impl std::fmt::Debug for dyn DnsServer {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+impl Debug for dyn DnsServer {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.write_fmt(format_args!("DnsServer {}", self.get_ip()))
     }
 }
@@ -141,8 +148,8 @@ pub enum DnsRecordType {
     TXT,
 }
 
-impl std::fmt::Display for DnsRecordType {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+impl fmt::Display for DnsRecordType {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {
             DnsRecordType::A => write!(f, "A"),
             DnsRecordType::AAAA => write!(f, "AAAA"),
@@ -176,6 +183,37 @@ impl FromStr for DnsRecordType {
     }
 }
 
+#[async_trait]
+pub trait NetworkManager: Debug + Send + Sync {
+    async fn ensure_network_manager_installed(&self) -> Result<(), NetworkError>;
+    async fn configure_bond(&self, config: &HostNetworkConfig) -> Result<(), NetworkError>;
+}
+
+#[derive(Debug, Clone, new)]
+pub struct NetworkError {
+    msg: String,
+}
+
+impl fmt::Display for NetworkError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        f.write_str(&self.msg)
+    }
+}
+
+impl Error for NetworkError {}
+
+impl From<kube::Error> for NetworkError {
+    fn from(value: kube::Error) -> Self {
+        NetworkError::new(value.to_string())
+    }
+}
+
+impl From<String> for NetworkError {
+    fn from(value: String) -> Self {
+        NetworkError::new(value)
+    }
+}
+
 #[async_trait]
 pub trait Switch: Send + Sync {
     async fn setup_switch(&self) -> Result<(), SwitchError>;
@@ -185,15 +223,12 @@ pub trait Switch: Send + Sync {
         mac_address: &MacAddress,
     ) -> Result<Option<PortLocation>, SwitchError>;
 
-    async fn configure_host_network(
-        &self,
-        host: &PhysicalHost,
-        config: HostNetworkConfig,
-    ) -> Result<(), SwitchError>;
+    async fn configure_port_channel(&self, config: &HostNetworkConfig) -> Result<(), SwitchError>;
 }
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct HostNetworkConfig {
+    pub host_id: Id,
     pub switch_ports: Vec<SwitchPort>,
 }
 
@@ -216,8 +251,8 @@ pub struct SwitchError {
     msg: String,
 }
 
-impl std::fmt::Display for SwitchError {
-    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+impl fmt::Display for SwitchError {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.write_str(&self.msg)
     }
 }
@@ -225,7 +260,7 @@ impl std::fmt::Display for SwitchError {
 impl Error for SwitchError {}
 
 #[async_trait]
-pub trait SwitchClient: Send + Sync {
+pub trait SwitchClient: Debug + Send + Sync {
     /// Executes essential, idempotent, one-time initial configuration steps.
     ///
     /// This is an opiniated procedure that setups a switch to provide high availability

harmony/src/domain/topology/oberservability/monitoring.rs

@@ -21,6 +21,7 @@ pub struct AlertingInterpret<S: AlertSender> {
     pub sender: S,
     pub receivers: Vec<Box<dyn AlertReceiver<S>>>,
     pub rules: Vec<Box<dyn AlertRule<S>>>,
+    pub scrape_targets: Option<Vec<Box<dyn ScrapeTarget<S>>>>,
 }
 
 #[async_trait]
@@ -30,6 +31,7 @@ impl<S: AlertSender + Installable<T>, T: Topology> Interpret<T> for AlertingInte
         inventory: &Inventory,
         topology: &T,
     ) -> Result<Outcome, InterpretError> {
+        debug!("hit sender configure for AlertingInterpret");
         self.sender.configure(inventory, topology).await?;
         for receiver in self.receivers.iter() {
             receiver.install(&self.sender).await?;
@@ -38,6 +40,12 @@ impl<S: AlertSender + Installable<T>, T: Topology> Interpret<T> for AlertingInte
             debug!("installing rule: {:#?}", rule);
             rule.install(&self.sender).await?;
         }
+        if let Some(targets) = &self.scrape_targets {
+            for target in targets.iter() {
+                debug!("installing scrape_target: {:#?}", target);
+                target.install(&self.sender).await?;
+            }
+        }
         self.sender.ensure_installed(inventory, topology).await?;
         Ok(Outcome::success(format!(
             "successfully installed alert sender {}",
@@ -77,6 +85,7 @@ pub trait AlertRule<S: AlertSender>: std::fmt::Debug + Send + Sync {
 }
 
 #[async_trait]
-pub trait ScrapeTarget<S: AlertSender> {
-    async fn install(&self, sender: &S) -> Result<(), InterpretError>;
+pub trait ScrapeTarget<S: AlertSender>: std::fmt::Debug + Send + Sync {
+    async fn install(&self, sender: &S) -> Result<Outcome, InterpretError>;
+    fn clone_box(&self) -> Box<dyn ScrapeTarget<S>>;
 }

harmony/src/infra/brocade.rs

@@ -1,15 +1,14 @@
 use async_trait::async_trait;
 use brocade::{BrocadeClient, BrocadeOptions, InterSwitchLink, InterfaceStatus, PortOperatingMode};
-use harmony_secret::Secret;
 use harmony_types::{
     net::{IpAddress, MacAddress},
     switch::{PortDeclaration, PortLocation},
 };
 use option_ext::OptionExt;
-use serde::{Deserialize, Serialize};
 
 use crate::topology::{SwitchClient, SwitchError};
 
+#[derive(Debug)]
 pub struct BrocadeSwitchClient {
     brocade: Box<dyn BrocadeClient + Send + Sync>,
 }
@@ -114,12 +113,6 @@ impl SwitchClient for BrocadeSwitchClient {
     }
 }
 
-#[derive(Secret, Serialize, Deserialize, Debug)]
-pub struct BrocadeSwitchAuth {
-    pub username: String,
-    pub password: String,
-}
-
 #[cfg(test)]
 mod tests {
     use std::sync::{Arc, Mutex};
@@ -235,7 +228,7 @@ mod tests {
         assert_that!(*configured_interfaces).is_empty();
     }
 
-    #[derive(Clone)]
+    #[derive(Debug, Clone)]
     struct FakeBrocadeClient {
         stack_topology: Vec<InterSwitchLink>,
         interfaces: Vec<InterfaceInfo>,

harmony/src/infra/inventory/mod.rs

@@ -11,7 +11,7 @@ pub struct InventoryRepositoryFactory;
 impl InventoryRepositoryFactory {
     pub async fn build() -> Result<Box<dyn InventoryRepository>, RepoError> {
         Ok(Box::new(
-            SqliteInventoryRepository::new(&(*DATABASE_URL)).await?,
+            SqliteInventoryRepository::new(&DATABASE_URL).await?,
         ))
     }
 }

harmony/src/infra/kube.rs

@@ -0,0 +1,182 @@
+use k8s_openapi::Resource as K8sResource;
+use kube::api::{ApiResource, DynamicObject, GroupVersionKind};
+use kube::core::TypeMeta;
+use serde::Serialize;
+use serde::de::DeserializeOwned;
+use serde_json::Value;
+
+/// Convert a typed Kubernetes resource `K` into a `DynamicObject`.
+///
+/// Requirements:
+/// - `K` must be a k8s_openapi resource (provides static GVK via `Resource`).
+/// - `K` must have standard Kubernetes shape (metadata + payload fields).
+///
+/// Notes:
+/// - We set `types` (apiVersion/kind) and copy `metadata`.
+/// - We place the remaining top-level fields into `obj.data` as JSON.
+/// - Scope is not encoded on the object itself; you still need the corresponding
+///   `DynamicResource` (derived from K::group/version/kind) when constructing an Api.
+///
+/// Example usage:
+///   let dyn_obj = kube_resource_to_dynamic(secret)?;
+///   let api: Api<DynamicObject> = Api::namespaced_with(client, "ns", &dr);
+///   api.patch(&dyn_obj.name_any(), &PatchParams::apply("mgr"), &Patch::Apply(dyn_obj)).await?;
+pub fn kube_resource_to_dynamic<K>(res: &K) -> Result<DynamicObject, String>
+where
+    K: K8sResource + Serialize + DeserializeOwned,
+{
+    // Serialize the typed resource to JSON so we can split metadata and payload
+    let mut v = serde_json::to_value(res).map_err(|e| format!("Failed to serialize : {e}"))?;
+    let obj = v
+        .as_object_mut()
+        .ok_or_else(|| "expected object JSON".to_string())?;
+
+    // Extract and parse metadata into kube::core::ObjectMeta
+    let metadata_value = obj
+        .remove("metadata")
+        .ok_or_else(|| "missing metadata".to_string())?;
+    let metadata: kube::core::ObjectMeta = serde_json::from_value(metadata_value)
+        .map_err(|e| format!("Failed to deserialize : {e}"))?;
+
+    // Name is required for DynamicObject::new; prefer metadata.name
+    let name = metadata
+        .name
+        .clone()
+        .ok_or_else(|| "metadata.name is required".to_string())?;
+
+    // Remaining fields (spec/status/data/etc.) become the dynamic payload
+    let payload = Value::Object(obj.clone());
+
+    // Construct the DynamicObject
+    let mut dyn_obj = DynamicObject::new(
+        &name,
+        &ApiResource::from_gvk(&GroupVersionKind::gvk(K::GROUP, K::VERSION, K::KIND)),
+    );
+    dyn_obj.types = Some(TypeMeta {
+        api_version: api_version_for::<K>(),
+        kind: K::KIND.into(),
+    });
+
+    // Preserve namespace/labels/annotations/etc.
+    dyn_obj.metadata = metadata;
+
+    // Attach payload
+    dyn_obj.data = payload;
+
+    Ok(dyn_obj)
+}
+
+/// Helper: compute apiVersion string ("group/version" or "v1" for core).
+fn api_version_for<K>() -> String
+where
+    K: K8sResource,
+{
+    let group = K::GROUP;
+    let version = K::VERSION;
+    if group.is_empty() {
+        version.to_string() // core/v1 => "v1"
+    } else {
+        format!("{}/{}", group, version)
+    }
+}
+#[cfg(test)]
+mod test {
+    use super::*;
+    use k8s_openapi::api::{
+        apps::v1::{Deployment, DeploymentSpec},
+        core::v1::{PodTemplateSpec, Secret},
+    };
+    use kube::api::ObjectMeta;
+    use pretty_assertions::assert_eq;
+
+    #[test]
+    fn secret_to_dynamic_roundtrip() {
+        // Create a sample Secret resource
+        let mut secret = Secret {
+            metadata: ObjectMeta {
+                name: Some("my-secret".to_string()),
+                ..Default::default()
+            },
+            type_: Some("kubernetes.io/service-account-token".to_string()),
+            ..Default::default()
+        };
+
+        // Convert to DynamicResource
+        let dynamic: DynamicObject =
+            kube_resource_to_dynamic(&secret).expect("Failed to convert Secret to DynamicResource");
+
+        // Serialize both the original and dynamic resources to Value
+        let original_value = serde_json::to_value(&secret).expect("Failed to serialize Secret");
+        let dynamic_value =
+            serde_json::to_value(&dynamic).expect("Failed to serialize DynamicResource");
+
+        // Assert that they are identical
+        assert_eq!(original_value, dynamic_value);
+
+        secret.metadata.namespace = Some("false".to_string());
+        let modified_value = serde_json::to_value(&secret).expect("Failed to serialize Secret");
+        assert_ne!(modified_value, dynamic_value);
+    }
+
+    #[test]
+    fn deployment_to_dynamic_roundtrip() {
+        // Create a sample Deployment with nested structures
+        let mut deployment = Deployment {
+            metadata: ObjectMeta {
+                name: Some("my-deployment".to_string()),
+                labels: Some({
+                    let mut map = std::collections::BTreeMap::new();
+                    map.insert("app".to_string(), "nginx".to_string());
+                    map
+                }),
+                ..Default::default()
+            },
+            spec: Some(DeploymentSpec {
+                replicas: Some(3),
+                selector: Default::default(),
+                template: PodTemplateSpec {
+                    metadata: Some(ObjectMeta {
+                        labels: Some({
+                            let mut map = std::collections::BTreeMap::new();
+                            map.insert("app".to_string(), "nginx".to_string());
+                            map
+                        }),
+                        ..Default::default()
+                    }),
+                    spec: Some(Default::default()), // PodSpec with empty containers for simplicity
+                },
+                ..Default::default()
+            }),
+            ..Default::default()
+        };
+
+        let dynamic = kube_resource_to_dynamic(&deployment).expect("Failed to convert Deployment");
+
+        let original_value = serde_json::to_value(&deployment).unwrap();
+        let dynamic_value = serde_json::to_value(&dynamic).unwrap();
+
+        assert_eq!(original_value, dynamic_value);
+
+        assert_eq!(
+            dynamic.data.get("spec").unwrap().get("replicas").unwrap(),
+            3
+        );
+        assert_eq!(
+            dynamic
+                .data
+                .get("spec")
+                .unwrap()
+                .get("template")
+                .unwrap()
+                .get("metadata")
+                .unwrap()
+                .get("labels")
+                .unwrap()
+                .get("app")
+                .unwrap()
+                .as_str()
+                .unwrap(),
+            "nginx".to_string()
+        );
+    }
+}

harmony/src/infra/mod.rs

@@ -3,5 +3,7 @@ pub mod executors;
 pub mod hp_ilo;
 pub mod intel_amt;
 pub mod inventory;
+pub mod kube;
+pub mod network_manager;
 pub mod opnsense;
 mod sqlx;

harmony/src/infra/network_manager.rs

@@ -0,0 +1,257 @@
+use std::{
+    collections::{BTreeMap, HashSet},
+    sync::Arc,
+};
+
+use async_trait::async_trait;
+use harmony_types::id::Id;
+use k8s_openapi::api::core::v1::Node;
+use kube::{
+    ResourceExt,
+    api::{ObjectList, ObjectMeta},
+};
+use log::{debug, info};
+
+use crate::{
+    modules::okd::crd::nmstate,
+    topology::{HostNetworkConfig, NetworkError, NetworkManager, k8s::K8sClient},
+};
+
+pub struct OpenShiftNmStateNetworkManager {
+    k8s_client: Arc<K8sClient>,
+}
+
+impl std::fmt::Debug for OpenShiftNmStateNetworkManager {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_struct("OpenShiftNmStateNetworkManager").finish()
+    }
+}
+
+#[async_trait]
+impl NetworkManager for OpenShiftNmStateNetworkManager {
+    async fn ensure_network_manager_installed(&self) -> Result<(), NetworkError> {
+        debug!("Installing NMState controller...");
+        self.k8s_client.apply_url(url::Url::parse("https://github.com/nmstate/kubernetes-nmstate/releases/download/v0.84.0/nmstate.io_nmstates.yaml
+").unwrap(), Some("nmstate"))
+            .await?;
+
+        debug!("Creating NMState namespace...");
+        self.k8s_client.apply_url(url::Url::parse("https://github.com/nmstate/kubernetes-nmstate/releases/download/v0.84.0/namespace.yaml
+").unwrap(), Some("nmstate"))
+            .await?;
+
+        debug!("Creating NMState service account...");
+        self.k8s_client.apply_url(url::Url::parse("https://github.com/nmstate/kubernetes-nmstate/releases/download/v0.84.0/service_account.yaml
+").unwrap(), Some("nmstate"))
+            .await?;
+
+        debug!("Creating NMState role...");
+        self.k8s_client.apply_url(url::Url::parse("https://github.com/nmstate/kubernetes-nmstate/releases/download/v0.84.0/role.yaml
+").unwrap(), Some("nmstate"))
+            .await?;
+
+        debug!("Creating NMState role binding...");
+        self.k8s_client.apply_url(url::Url::parse("https://github.com/nmstate/kubernetes-nmstate/releases/download/v0.84.0/role_binding.yaml
+").unwrap(), Some("nmstate"))
+            .await?;
+
+        debug!("Creating NMState operator...");
+        self.k8s_client.apply_url(url::Url::parse("https://github.com/nmstate/kubernetes-nmstate/releases/download/v0.84.0/operator.yaml
+").unwrap(), Some("nmstate"))
+            .await?;
+
+        self.k8s_client
+            .wait_until_deployment_ready("nmstate-operator", Some("nmstate"), None)
+            .await?;
+
+        let nmstate = nmstate::NMState {
+            metadata: ObjectMeta {
+                name: Some("nmstate".to_string()),
+                ..Default::default()
+            },
+            ..Default::default()
+        };
+        debug!(
+            "Creating NMState:\n{}",
+            serde_yaml::to_string(&nmstate).unwrap()
+        );
+        self.k8s_client.apply(&nmstate, None).await?;
+
+        Ok(())
+    }
+
+    async fn configure_bond(&self, config: &HostNetworkConfig) -> Result<(), NetworkError> {
+        let hostname = self.get_hostname(&config.host_id).await.map_err(|e| {
+            NetworkError::new(format!(
+                "Can't configure bond, can't get hostname for host '{}': {e}",
+                config.host_id
+            ))
+        })?;
+        let bond_id = self.get_next_bond_id(&hostname).await.map_err(|e| {
+            NetworkError::new(format!(
+                "Can't configure bond, can't get an available bond id for host '{}': {e}",
+                config.host_id
+            ))
+        })?;
+        let bond_config = self.create_bond_configuration(&hostname, &bond_id, config);
+
+        debug!(
+            "Applying NMState bond config for host {}:\n{}",
+            config.host_id,
+            serde_yaml::to_string(&bond_config).unwrap(),
+        );
+        self.k8s_client
+            .apply(&bond_config, None)
+            .await
+            .map_err(|e| NetworkError::new(format!("Failed to configure bond: {e}")))?;
+
+        Ok(())
+    }
+}
+
+impl OpenShiftNmStateNetworkManager {
+    pub fn new(k8s_client: Arc<K8sClient>) -> Self {
+        Self { k8s_client }
+    }
+
+    fn create_bond_configuration(
+        &self,
+        host: &str,
+        bond_name: &str,
+        config: &HostNetworkConfig,
+    ) -> nmstate::NodeNetworkConfigurationPolicy {
+        info!("Configuring bond '{bond_name}' for host '{host}'...");
+
+        let mut bond_mtu: Option<u32> = None;
+        let mut copy_mac_from: Option<String> = None;
+        let mut bond_ports = Vec::new();
+        let mut interfaces: Vec<nmstate::Interface> = Vec::new();
+
+        for switch_port in &config.switch_ports {
+            let interface_name = switch_port.interface.name.clone();
+
+            interfaces.push(nmstate::Interface {
+                name: interface_name.clone(),
+                description: Some(format!("Member of bond {bond_name}")),
+                r#type: nmstate::InterfaceType::Ethernet,
+                state: "up".to_string(),
+                ipv4: Some(nmstate::IpStackSpec {
+                    enabled: Some(false),
+                    ..Default::default()
+                }),
+                ipv6: Some(nmstate::IpStackSpec {
+                    enabled: Some(false),
+                    ..Default::default()
+                }),
+                link_aggregation: None,
+                ..Default::default()
+            });
+
+            bond_ports.push(interface_name.clone());
+
+            // Use the first port's details for the bond mtu and mac address
+            if bond_mtu.is_none() {
+                bond_mtu = Some(switch_port.interface.mtu);
+            }
+            if copy_mac_from.is_none() {
+                copy_mac_from = Some(interface_name);
+            }
+        }
+
+        interfaces.push(nmstate::Interface {
+            name: bond_name.to_string(),
+            description: Some(format!("HARMONY - Network bond for host {host}")),
+            r#type: nmstate::InterfaceType::Bond,
+            state: "up".to_string(),
+            copy_mac_from,
+            ipv4: Some(nmstate::IpStackSpec {
+                dhcp: Some(true),
+                enabled: Some(true),
+                ..Default::default()
+            }),
+            ipv6: Some(nmstate::IpStackSpec {
+                dhcp: Some(true),
+                autoconf: Some(true),
+                enabled: Some(true),
+                ..Default::default()
+            }),
+            link_aggregation: Some(nmstate::BondSpec {
+                mode: "802.3ad".to_string(),
+                ports: bond_ports,
+                ..Default::default()
+            }),
+            ..Default::default()
+        });
+
+        nmstate::NodeNetworkConfigurationPolicy {
+            metadata: ObjectMeta {
+                name: Some(format!("{host}-bond-config")),
+                ..Default::default()
+            },
+            spec: nmstate::NodeNetworkConfigurationPolicySpec {
+                node_selector: Some(BTreeMap::from([(
+                    "kubernetes.io/hostname".to_string(),
+                    host.to_string(),
+                )])),
+                desired_state: nmstate::NetworkState {
+                    interfaces,
+                    ..Default::default()
+                },
+            },
+        }
+    }
+
+    async fn get_hostname(&self, host_id: &Id) -> Result<String, String> {
+        let nodes: ObjectList<Node> = self
+            .k8s_client
+            .list_resources(None, None)
+            .await
+            .map_err(|e| format!("Failed to list nodes: {e}"))?;
+
+        let Some(node) = nodes.iter().find(|n| {
+            n.status
+                .as_ref()
+                .and_then(|s| s.node_info.as_ref())
+                .map(|i| i.system_uuid == host_id.to_string())
+                .unwrap_or(false)
+        }) else {
+            return Err(format!("No node found for host '{host_id}'"));
+        };
+
+        node.labels()
+            .get("kubernetes.io/hostname")
+            .ok_or(format!(
+                "Node '{host_id}' has no kubernetes.io/hostname label"
+            ))
+            .cloned()
+    }
+
+    async fn get_next_bond_id(&self, hostname: &str) -> Result<String, String> {
+        let network_state: Option<nmstate::NodeNetworkState> = self
+            .k8s_client
+            .get_resource(hostname, None)
+            .await
+            .map_err(|e| format!("Failed to list nodes: {e}"))?;
+
+        let interfaces = vec![];
+        let existing_bonds: Vec<&nmstate::Interface> = network_state
+            .as_ref()
+            .and_then(|network_state| network_state.status.current_state.as_ref())
+            .map_or(&interfaces, |current_state| &current_state.interfaces)
+            .iter()
+            .filter(|i| i.r#type == nmstate::InterfaceType::Bond)
+            .collect();
+
+        let used_ids: HashSet<u32> = existing_bonds
+            .iter()
+            .filter_map(|i| {
+                i.name
+                    .strip_prefix("bond")
+                    .and_then(|id| id.parse::<u32>().ok())
+            })
+            .collect();
+
+        let next_id = (0..).find(|id| !used_ids.contains(id)).unwrap();
+        Ok(format!("bond{next_id}"))
+    }
+}

harmony/src/infra/opnsense/load_balancer.rs

@@ -26,19 +26,13 @@ impl LoadBalancer for OPNSenseFirewall {
     }
 
     async fn add_service(&self, service: &LoadBalancerService) -> Result<(), ExecutorError> {
-        warn!(
-            "TODO : the current implementation does not check / cleanup / merge with existing haproxy services properly. Make sure to manually verify that the configuration is correct after executing any operation here"
-        );
         let mut config = self.opnsense_config.write().await;
+        let mut load_balancer = config.load_balancer();
+
         let (frontend, backend, servers, healthcheck) =
             harmony_load_balancer_service_to_haproxy_xml(service);
-        let mut load_balancer = config.load_balancer();
-        load_balancer.add_backend(backend);
-        load_balancer.add_frontend(frontend);
-        load_balancer.add_servers(servers);
-        if let Some(healthcheck) = healthcheck {
-            load_balancer.add_healthcheck(healthcheck);
-        }
+
+        load_balancer.configure_service(frontend, backend, servers, healthcheck);
 
         Ok(())
     }
@@ -106,7 +100,7 @@ pub(crate) fn haproxy_xml_config_to_harmony_loadbalancer(
                 .backends
                 .backends
                 .iter()
-                .find(|b| b.uuid == frontend.default_backend);
+                .find(|b| Some(b.uuid.clone()) == frontend.default_backend);
 
             let mut health_check = None;
             match matching_backend {
@@ -116,8 +110,7 @@ pub(crate) fn haproxy_xml_config_to_harmony_loadbalancer(
                 }
                 None => {
                     warn!(
-                        "HAProxy config could not find a matching backend for frontend {:?}",
-                        frontend
+                        "HAProxy config could not find a matching backend for frontend {frontend:?}"
                     );
                 }
             }
@@ -152,11 +145,11 @@ pub(crate) fn get_servers_for_backend(
         .servers
         .iter()
         .filter_map(|server| {
+            let address = server.address.clone()?;
+            let port = server.port?;
+
             if backend_servers.contains(&server.uuid.as_str()) {
-                return Some(BackendServer {
-                    address: server.address.clone(),
-                    port: server.port,
-                });
+                return Some(BackendServer { address, port });
             }
             None
         })
@@ -347,7 +340,7 @@ pub(crate) fn harmony_load_balancer_service_to_haproxy_xml(
         name: format!("frontend_{}", service.listening_port),
         bind: service.listening_port.to_string(),
         mode: "tcp".to_string(), // TODO do not depend on health check here
-        default_backend: backend.uuid.clone(),
+        default_backend: Some(backend.uuid.clone()),
         ..Default::default()
     };
     info!("HAPRoxy frontend and backend mode currently hardcoded to tcp");
@@ -361,8 +354,8 @@ fn server_to_haproxy_server(server: &BackendServer) -> HAProxyServer {
         uuid: Uuid::new_v4().to_string(),
         name: format!("{}_{}", &server.address, &server.port),
         enabled: 1,
-        address: server.address.clone(),
-        port: server.port,
+        address: Some(server.address.clone()),
+        port: Some(server.port),
         mode: "active".to_string(),
         server_type: "static".to_string(),
         ..Default::default()
@@ -385,8 +378,8 @@ mod tests {
         let mut haproxy = HAProxy::default();
         let server = HAProxyServer {
             uuid: "server1".to_string(),
-            address: "192.168.1.1".to_string(),
-            port: 80,
+            address: Some("192.168.1.1".to_string()),
+            port: Some(80),
             ..Default::default()
         };
         haproxy.servers.servers.push(server);
@@ -411,8 +404,8 @@ mod tests {
         let mut haproxy = HAProxy::default();
         let server = HAProxyServer {
             uuid: "server1".to_string(),
-            address: "192.168.1.1".to_string(),
-            port: 80,
+            address: Some("192.168.1.1".to_string()),
+            port: Some(80),
             ..Default::default()
         };
         haproxy.servers.servers.push(server);
@@ -431,8 +424,8 @@ mod tests {
         let mut haproxy = HAProxy::default();
         let server = HAProxyServer {
             uuid: "server1".to_string(),
-            address: "192.168.1.1".to_string(),
-            port: 80,
+            address: Some("192.168.1.1".to_string()),
+            port: Some(80),
             ..Default::default()
         };
         haproxy.servers.servers.push(server);
@@ -453,16 +446,16 @@ mod tests {
         let mut haproxy = HAProxy::default();
         let server = HAProxyServer {
             uuid: "server1".to_string(),
-            address: "some-hostname.test.mcd".to_string(),
-            port: 80,
+            address: Some("some-hostname.test.mcd".to_string()),
+            port: Some(80),
             ..Default::default()
         };
         haproxy.servers.servers.push(server);
 
         let server = HAProxyServer {
             uuid: "server2".to_string(),
-            address: "192.168.1.2".to_string(),
-            port: 8080,
+            address: Some("192.168.1.2".to_string()),
+            port: Some(8080),
             ..Default::default()
         };
         haproxy.servers.servers.push(server);

harmony/src/modules/application/features/monitoring.rs

@@ -2,7 +2,11 @@ use crate::modules::application::{
     Application, ApplicationFeature, InstallationError, InstallationOutcome,
 };
 use crate::modules::monitoring::application_monitoring::application_monitoring_score::ApplicationMonitoringScore;
+use crate::modules::monitoring::grafana::grafana::Grafana;
 use crate::modules::monitoring::kube_prometheus::crd::crd_alertmanager_config::CRDPrometheus;
+use crate::modules::monitoring::kube_prometheus::crd::service_monitor::{
+    ServiceMonitor, ServiceMonitorSpec,
+};
 use crate::topology::MultiTargetTopology;
 use crate::topology::ingress::Ingress;
 use crate::{
@@ -14,7 +18,7 @@ use crate::{
     topology::{HelmCommand, K8sclient, Topology, tenant::TenantManager},
 };
 use crate::{
-    modules::prometheus::prometheus::PrometheusApplicationMonitoring,
+    modules::prometheus::prometheus::PrometheusMonitoring,
     topology::oberservability::monitoring::AlertReceiver,
 };
 use async_trait::async_trait;
@@ -22,6 +26,7 @@ use base64::{Engine as _, engine::general_purpose};
 use harmony_secret::SecretManager;
 use harmony_secret_derive::Secret;
 use harmony_types::net::Url;
+use kube::api::ObjectMeta;
 use log::{debug, info};
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
@@ -40,7 +45,8 @@ impl<
         + TenantManager
         + K8sclient
         + MultiTargetTopology
-        + PrometheusApplicationMonitoring<CRDPrometheus>
+        + PrometheusMonitoring<CRDPrometheus>
+        + Grafana
         + Ingress
         + std::fmt::Debug,
 > ApplicationFeature<T> for Monitoring
@@ -57,10 +63,20 @@ impl<
             .unwrap_or_else(|| self.application.name());
         let domain = topology.get_domain("ntfy").await.unwrap();
 
+        let app_service_monitor = ServiceMonitor {
+            metadata: ObjectMeta {
+                name: Some(self.application.name()),
+                namespace: Some(namespace.clone()),
+                ..Default::default()
+            },
+            spec: ServiceMonitorSpec::default(),
+        };
+
         let mut alerting_score = ApplicationMonitoringScore {
             sender: CRDPrometheus {
                 namespace: namespace.clone(),
                 client: topology.k8s_client().await.unwrap(),
+                service_monitor: vec![app_service_monitor],
             },
             application: self.application.clone(),
             receivers: self.alert_receiver.clone(),

harmony/src/modules/application/features/rhob_monitoring.rs

@@ -18,7 +18,7 @@ use crate::{
     topology::{HelmCommand, K8sclient, Topology, tenant::TenantManager},
 };
 use crate::{
-    modules::prometheus::prometheus::PrometheusApplicationMonitoring,
+    modules::prometheus::prometheus::PrometheusMonitoring,
     topology::oberservability::monitoring::AlertReceiver,
 };
 use async_trait::async_trait;
@@ -42,7 +42,7 @@ impl<
         + MultiTargetTopology
         + Ingress
         + std::fmt::Debug
-        + PrometheusApplicationMonitoring<RHOBObservability>,
+        + PrometheusMonitoring<RHOBObservability>,
 > ApplicationFeature<T> for Monitoring
 {
     async fn ensure_installed(

harmony/src/modules/cert_manager/cluster_issuer.rs

@@ -0,0 +1,209 @@
+use std::sync::Arc;
+
+use async_trait::async_trait;
+use harmony_types::id::Id;
+use kube::{CustomResource, api::ObjectMeta};
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+
+use crate::{
+    data::Version,
+    interpret::{Interpret, InterpretError, InterpretName, InterpretStatus, Outcome},
+    inventory::Inventory,
+    score::Score,
+    topology::{K8sclient, Topology, k8s::K8sClient},
+};
+
+#[derive(Clone, Debug, Serialize)]
+pub struct ClusterIssuerScore {
+    email: String,
+    server: String,
+    issuer_name: String,
+    namespace: String,
+}
+
+impl<T: Topology + K8sclient> Score<T> for ClusterIssuerScore {
+    fn name(&self) -> String {
+        "ClusterIssuerScore".to_string()
+    }
+
+    #[doc(hidden)]
+    fn create_interpret(&self) -> Box<dyn Interpret<T>> {
+        Box::new(ClusterIssuerInterpret {
+            score: self.clone(),
+        })
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct ClusterIssuerInterpret {
+    score: ClusterIssuerScore,
+}
+
+#[async_trait]
+impl<T: Topology + K8sclient> Interpret<T> for ClusterIssuerInterpret {
+    async fn execute(
+        &self,
+        _inventory: &Inventory,
+        topology: &T,
+    ) -> Result<Outcome, InterpretError> {
+        self.apply_cluster_issuer(topology.k8s_client().await.unwrap())
+            .await
+    }
+
+    fn get_name(&self) -> InterpretName {
+        InterpretName::Custom("ClusterIssuer")
+    }
+
+    fn get_version(&self) -> Version {
+        todo!()
+    }
+
+    fn get_status(&self) -> InterpretStatus {
+        todo!()
+    }
+
+    fn get_children(&self) -> Vec<Id> {
+        todo!()
+    }
+}
+
+impl ClusterIssuerInterpret {
+    async fn validate_cert_manager(
+        &self,
+        client: &Arc<K8sClient>,
+    ) -> Result<Outcome, InterpretError> {
+        let cert_manager = "cert-manager".to_string();
+        let operator_namespace = "openshift-operators".to_string();
+        match client
+            .get_deployment(&cert_manager, Some(&operator_namespace))
+            .await
+        {
+            Ok(Some(deployment)) => {
+                if let Some(status) = deployment.status {
+                    let ready_count = status.ready_replicas.unwrap_or(0);
+                    if ready_count >= 1 {
+                        return Ok(Outcome::success(format!(
+                            "'{}' is ready with {} replica(s).",
+                            &cert_manager, ready_count
+                        )));
+                    } else {
+                        return Err(InterpretError::new(
+                            "cert-manager operator not ready in cluster".to_string(),
+                        ));
+                    }
+                } else {
+                    Err(InterpretError::new(format!(
+                        "failed to get deployment status {} in ns {}",
+                        &cert_manager, &operator_namespace
+                    )))
+                }
+            }
+            Ok(None) => Err(InterpretError::new(format!(
+                "Deployment '{}' not found in namespace '{}'.",
+                &cert_manager, &operator_namespace
+            ))),
+            Err(e) => Err(InterpretError::new(format!(
+                "Failed to query for deployment '{}': {}",
+                &cert_manager, e
+            ))),
+        }
+    }
+
+    fn build_cluster_issuer(&self) -> Result<ClusterIssuer, InterpretError> {
+        let issuer_name = &self.score.issuer_name;
+        let email = &self.score.email;
+        let server = &self.score.server;
+        let namespace = &self.score.namespace;
+        let cluster_issuer = ClusterIssuer {
+            metadata: ObjectMeta {
+                name: Some(issuer_name.to_string()),
+                namespace: Some(namespace.to_string()),
+                ..Default::default()
+            },
+            spec: ClusterIssuerSpec {
+                acme: AcmeSpec {
+                    email: email.to_string(),
+                    private_key_secret_ref: PrivateKeySecretRef {
+                        name: issuer_name.to_string(),
+                    },
+                    server: server.to_string(),
+                    solvers: vec![SolverSpec {
+                        http01: Some(Http01Solver {
+                            ingress: Http01Ingress {
+                                class: "nginx".to_string(),
+                            },
+                        }),
+                    }],
+                },
+            },
+        };
+
+        Ok(cluster_issuer)
+    }
+
+    pub async fn apply_cluster_issuer(
+        &self,
+        client: Arc<K8sClient>,
+    ) -> Result<Outcome, InterpretError> {
+        let namespace = self.score.namespace.clone();
+        self.validate_cert_manager(&client).await?;
+        let cluster_issuer = self.build_cluster_issuer().unwrap();
+        client
+            .apply_yaml(
+                &serde_yaml::to_value(cluster_issuer).unwrap(),
+                Some(&namespace),
+            )
+            .await?;
+        Ok(Outcome::success(format!(
+            "successfully deployed cluster operator: {} in namespace: {}",
+            self.score.issuer_name, self.score.namespace
+        )))
+    }
+}
+
+#[derive(CustomResource, Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[kube(
+    group = "cert-manager.io",
+    version = "v1",
+    kind = "ClusterIssuer",
+    plural = "clusterissuers"
+)]
+#[serde(rename_all = "camelCase")]
+pub struct ClusterIssuerSpec {
+    pub acme: AcmeSpec,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct AcmeSpec {
+    pub email: String,
+    pub private_key_secret_ref: PrivateKeySecretRef,
+    pub server: String,
+    pub solvers: Vec<SolverSpec>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct PrivateKeySecretRef {
+    pub name: String,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct SolverSpec {
+    pub http01: Option<Http01Solver>,
+    // Other solver types (e.g., dns01) would go here as Options
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct Http01Solver {
+    pub ingress: Http01Ingress,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct Http01Ingress {
+    pub class: String,
+}

harmony/src/modules/cert_manager/mod.rs

@@ -1,2 +1,3 @@
+pub mod cluster_issuer;
 mod helm;
 pub use helm::*;

harmony/src/modules/inventory/discovery.rs

@@ -74,7 +74,11 @@ impl<T: Topology> Interpret<T> for DiscoverHostForRoleInterpret {
 
             match ans {
                 Ok(choice) => {
-                    info!("Selected {} as the bootstrap node.", choice.summary());
+                    info!(
+                        "Selected {} as the {:?} node.",
+                        choice.summary(),
+                        self.score.role
+                    );
                     host_repo
                         .save_role_mapping(&self.score.role, &choice)
                         .await?;
@@ -90,10 +94,7 @@ impl<T: Topology> Interpret<T> for DiscoverHostForRoleInterpret {
                         "Failed to select node for role {:?} : {}",
                         self.score.role, e
                     );
-                    return Err(InterpretError::new(format!(
-                        "Could not select host : {}",
-                        e.to_string()
-                    )));
+                    return Err(InterpretError::new(format!("Could not select host : {e}")));
                 }
             }
         }

harmony/src/modules/k8s/resource.rs

@@ -38,13 +38,15 @@ impl<
         + 'static
         + Send
         + Clone,
-    T: Topology,
+    T: Topology + K8sclient,
 > Score<T> for K8sResourceScore<K>
 where
     <K as kube::Resource>::DynamicType: Default,
 {
     fn create_interpret(&self) -> Box<dyn Interpret<T>> {
-        todo!()
+        Box::new(K8sResourceInterpret {
+            score: self.clone(),
+        })
     }
 
     fn name(&self) -> String {

harmony/src/modules/monitoring/application_monitoring/application_monitoring_score.rs

@@ -1,21 +1,23 @@
 use std::sync::Arc;
 
-use async_trait::async_trait;
+use log::debug;
 use serde::Serialize;
 
 use crate::{
-    data::Version,
-    interpret::{Interpret, InterpretError, InterpretName, InterpretStatus, Outcome},
-    inventory::Inventory,
+    interpret::Interpret,
     modules::{
         application::Application,
-        monitoring::kube_prometheus::crd::crd_alertmanager_config::CRDPrometheus,
-        prometheus::prometheus::PrometheusApplicationMonitoring,
+        monitoring::{
+            grafana::grafana::Grafana, kube_prometheus::crd::crd_alertmanager_config::CRDPrometheus,
+        },
+        prometheus::prometheus::PrometheusMonitoring,
     },
     score::Score,
-    topology::{PreparationOutcome, Topology, oberservability::monitoring::AlertReceiver},
+    topology::{
+        K8sclient, Topology,
+        oberservability::monitoring::{AlertReceiver, AlertingInterpret, ScrapeTarget},
+    },
 };
-use harmony_types::id::Id;
 
 #[derive(Debug, Clone, Serialize)]
 pub struct ApplicationMonitoringScore {
@@ -24,12 +26,16 @@ pub struct ApplicationMonitoringScore {
     pub receivers: Vec<Box<dyn AlertReceiver<CRDPrometheus>>>,
 }
 
-impl<T: Topology + PrometheusApplicationMonitoring<CRDPrometheus>> Score<T>
+impl<T: Topology + PrometheusMonitoring<CRDPrometheus> + K8sclient + Grafana> Score<T>
     for ApplicationMonitoringScore
 {
     fn create_interpret(&self) -> Box<dyn Interpret<T>> {
-        Box::new(ApplicationMonitoringInterpret {
-            score: self.clone(),
+        debug!("creating alerting interpret");
+        Box::new(AlertingInterpret {
+            sender: self.sender.clone(),
+            receivers: self.receivers.clone(),
+            rules: vec![],
+            scrape_targets: None,
         })
     }
 
@@ -40,55 +46,3 @@ impl<T: Topology + PrometheusApplicationMonitoring<CRDPrometheus>> Score<T>
         )
     }
 }
-
-#[derive(Debug)]
-pub struct ApplicationMonitoringInterpret {
-    score: ApplicationMonitoringScore,
-}
-
-#[async_trait]
-impl<T: Topology + PrometheusApplicationMonitoring<CRDPrometheus>> Interpret<T>
-    for ApplicationMonitoringInterpret
-{
-    async fn execute(
-        &self,
-        inventory: &Inventory,
-        topology: &T,
-    ) -> Result<Outcome, InterpretError> {
-        let result = topology
-            .install_prometheus(
-                &self.score.sender,
-                inventory,
-                Some(self.score.receivers.clone()),
-            )
-            .await;
-
-        match result {
-            Ok(outcome) => match outcome {
-                PreparationOutcome::Success { details: _ } => {
-                    Ok(Outcome::success("Prometheus installed".into()))
-                }
-                PreparationOutcome::Noop => {
-                    Ok(Outcome::noop("Prometheus installation skipped".into()))
-                }
-            },
-            Err(err) => Err(InterpretError::from(err)),
-        }
-    }
-
-    fn get_name(&self) -> InterpretName {
-        InterpretName::ApplicationMonitoring
-    }
-
-    fn get_version(&self) -> Version {
-        todo!()
-    }
-
-    fn get_status(&self) -> InterpretStatus {
-        todo!()
-    }
-
-    fn get_children(&self) -> Vec<Id> {
-        todo!()
-    }
-}

harmony/src/modules/monitoring/application_monitoring/rhobs_application_monitoring_score.rs

@@ -12,7 +12,7 @@ use crate::{
         monitoring::kube_prometheus::crd::{
             crd_alertmanager_config::CRDPrometheus, rhob_alertmanager_config::RHOBObservability,
         },
-        prometheus::prometheus::PrometheusApplicationMonitoring,
+        prometheus::prometheus::PrometheusMonitoring,
     },
     score::Score,
     topology::{PreparationOutcome, Topology, oberservability::monitoring::AlertReceiver},
@@ -26,7 +26,7 @@ pub struct ApplicationRHOBMonitoringScore {
     pub receivers: Vec<Box<dyn AlertReceiver<RHOBObservability>>>,
 }
 
-impl<T: Topology + PrometheusApplicationMonitoring<RHOBObservability>> Score<T>
+impl<T: Topology + PrometheusMonitoring<RHOBObservability>> Score<T>
     for ApplicationRHOBMonitoringScore
 {
     fn create_interpret(&self) -> Box<dyn Interpret<T>> {
@@ -49,7 +49,7 @@ pub struct ApplicationRHOBMonitoringInterpret {
 }
 
 #[async_trait]
-impl<T: Topology + PrometheusApplicationMonitoring<RHOBObservability>> Interpret<T>
+impl<T: Topology + PrometheusMonitoring<RHOBObservability>> Interpret<T>
     for ApplicationRHOBMonitoringInterpret
 {
     async fn execute(

harmony/src/modules/monitoring/grafana/grafana.rs

@@ -0,0 +1,17 @@
+use async_trait::async_trait;
+use k8s_openapi::Resource;
+
+use crate::{
+    inventory::Inventory,
+    topology::{PreparationError, PreparationOutcome},
+};
+
+#[async_trait]
+pub trait Grafana {
+    async fn ensure_grafana_operator(
+        &self,
+        inventory: &Inventory,
+    ) -> Result<PreparationOutcome, PreparationError>;
+
+    async fn install_grafana(&self) -> Result<PreparationOutcome, PreparationError>;
+}

harmony/src/modules/monitoring/grafana/helm/helm_grafana.rs

@@ -1,27 +1,28 @@
+use harmony_macros::hurl;
 use non_blank_string_rs::NonBlankString;
-use std::str::FromStr;
+use std::{collections::HashMap, str::FromStr};
 
-use crate::modules::helm::chart::HelmChartScore;
-
-pub fn grafana_helm_chart_score(ns: &str) -> HelmChartScore {
-    let values = r#"
-rbac:
-  namespaced: true
-sidecar:
-  dashboards:
-    enabled: true
-        "#
-    .to_string();
+use crate::modules::helm::chart::{HelmChartScore, HelmRepository};
 
+pub fn grafana_helm_chart_score(ns: &str, namespace_scope: bool) -> HelmChartScore {
+    let mut values_overrides = HashMap::new();
+    values_overrides.insert(
+        NonBlankString::from_str("namespaceScope").unwrap(),
+        namespace_scope.to_string(),
+    );
     HelmChartScore {
         namespace: Some(NonBlankString::from_str(ns).unwrap()),
-        release_name: NonBlankString::from_str("grafana").unwrap(),
-        chart_name: NonBlankString::from_str("oci://ghcr.io/grafana/helm-charts/grafana").unwrap(),
+        release_name: NonBlankString::from_str("grafana-operator").unwrap(),
+        chart_name: NonBlankString::from_str("grafana/grafana-operator").unwrap(),
         chart_version: None,
-        values_overrides: None,
-        values_yaml: Some(values.to_string()),
+        values_overrides: Some(values_overrides),
+        values_yaml: None,
         create_namespace: true,
         install_only: true,
-        repository: None,
+        repository: Some(HelmRepository::new(
+            "grafana".to_string(),
+            hurl!("https://grafana.github.io/helm-charts"),
+            true,
+        )),
     }
 }

harmony/src/modules/monitoring/grafana/mod.rs

@@ -1 +1,2 @@
+pub mod grafana;
 pub mod helm;

harmony/src/modules/monitoring/kube_prometheus/crd/crd_alertmanager_config.rs

@@ -1,12 +1,25 @@
 use std::sync::Arc;
 
+use async_trait::async_trait;
 use kube::CustomResource;
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 
-use crate::topology::{
+use crate::{
+    interpret::{InterpretError, Outcome},
+    inventory::Inventory,
+    modules::{
+        monitoring::{
+            grafana::grafana::Grafana, kube_prometheus::crd::service_monitor::ServiceMonitor,
+        },
+        prometheus::prometheus::PrometheusMonitoring,
+    },
+    topology::{
+        K8sclient, Topology,
+        installable::Installable,
         k8s::K8sClient,
-    oberservability::monitoring::{AlertReceiver, AlertSender},
+        oberservability::monitoring::{AlertReceiver, AlertSender, ScrapeTarget},
+    },
 };
 
 #[derive(CustomResource, Serialize, Deserialize, Debug, Clone, JsonSchema)]
@@ -26,6 +39,7 @@ pub struct AlertmanagerConfigSpec {
 pub struct CRDPrometheus {
     pub namespace: String,
     pub client: Arc<K8sClient>,
+    pub service_monitor: Vec<ServiceMonitor>,
 }
 
 impl AlertSender for CRDPrometheus {
@@ -40,6 +54,12 @@ impl Clone for Box<dyn AlertReceiver<CRDPrometheus>> {
     }
 }
 
+impl Clone for Box<dyn ScrapeTarget<CRDPrometheus>> {
+    fn clone(&self) -> Self {
+        self.clone_box()
+    }
+}
+
 impl Serialize for Box<dyn AlertReceiver<CRDPrometheus>> {
     fn serialize<S>(&self, _serializer: S) -> Result<S::Ok, S::Error>
     where
@@ -48,3 +68,24 @@ impl Serialize for Box<dyn AlertReceiver<CRDPrometheus>> {
         todo!()
     }
 }
+
+#[async_trait]
+impl<T: Topology + K8sclient + PrometheusMonitoring<CRDPrometheus> + Grafana> Installable<T>
+    for CRDPrometheus
+{
+    async fn configure(&self, inventory: &Inventory, topology: &T) -> Result<(), InterpretError> {
+        topology.ensure_grafana_operator(inventory).await?;
+        topology.ensure_prometheus_operator(self, inventory).await?;
+        Ok(())
+    }
+
+    async fn ensure_installed(
+        &self,
+        inventory: &Inventory,
+        topology: &T,
+    ) -> Result<(), InterpretError> {
+        topology.install_grafana().await?;
+        topology.install_prometheus(&self, inventory, None).await?;
+        Ok(())
+    }
+}

harmony/src/modules/monitoring/kube_prometheus/crd/crd_grafana.rs

@@ -103,9 +103,34 @@ pub struct GrafanaDashboardSpec {
     #[serde(default, skip_serializing_if = "Option::is_none")]
     pub resync_period: Option<String>,
 
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub datasources: Option<Vec<GrafanaDashboardDatasource>>,
+
     pub instance_selector: LabelSelector,
 
-    pub json: String,
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub json: Option<String>,
+
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub grafana_com: Option<GrafanaCom>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaDashboardDatasource {
+    pub input_name: String,
+    pub datasource_name: String,
+}
+
+// ------------------------------------------------------------------------------------------------
+
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaCom {
+    pub id: u32,
+
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub revision: Option<u32>,
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -126,20 +151,79 @@ pub struct GrafanaDatasourceSpec {
     pub allow_cross_namespace_import: Option<bool>,
 
     pub datasource: GrafanaDatasourceConfig,
+
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub values_from: Option<Vec<GrafanaValueFrom>>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaValueFrom {
+    pub target_path: String,
+    pub value_from: GrafanaValueSource,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaValueSource {
+    pub secret_key_ref: GrafanaSecretKeyRef,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaSecretKeyRef {
+    pub name: String,
+    pub key: String,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
 #[serde(rename_all = "camelCase")]
 pub struct GrafanaDatasourceConfig {
     pub access: String,
-    pub database: Option<String>,
     #[serde(default, skip_serializing_if = "Option::is_none")]
-    pub json_data: Option<BTreeMap<String, String>>,
+    pub database: Option<String>,
     pub name: String,
     pub r#type: String,
     pub url: String,
+    /// Represents jsonData in the GrafanaDatasource spec
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub json_data: Option<GrafanaDatasourceJsonData>,
+
+    /// Represents secureJsonData (secrets)
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub secure_json_data: Option<GrafanaDatasourceSecureJsonData>,
+
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub is_default: Option<bool>,
+
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub editable: Option<bool>,
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaDatasourceJsonData {
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub time_interval: Option<String>,
+
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub http_header_name1: Option<String>,
+
+    /// Disable TLS skip verification (false = verify)
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub tls_skip_verify: Option<bool>,
+
+    /// Auth type - set to "forward" for OpenShift OAuth identity
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub oauth_pass_thru: Option<bool>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct GrafanaDatasourceSecureJsonData {
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub http_header_value1: Option<String>,
+}
 // ------------------------------------------------------------------------------------------------
 
 #[derive(Serialize, Deserialize, Debug, Clone, JsonSchema, Default)]

harmony/src/modules/monitoring/kube_prometheus/crd/crd_scrape_config.rs

@@ -0,0 +1,187 @@
+use std::net::IpAddr;
+
+use async_trait::async_trait;
+use kube::CustomResource;
+use schemars::JsonSchema;
+use serde::{Deserialize, Serialize};
+
+use crate::{
+    modules::monitoring::kube_prometheus::crd::{
+        crd_alertmanager_config::CRDPrometheus, crd_prometheuses::LabelSelector,
+    },
+    topology::oberservability::monitoring::ScrapeTarget,
+};
+
+#[derive(CustomResource, Serialize, Deserialize, Debug, Clone, JsonSchema)]
+#[kube(
+    group = "monitoring.coreos.com",
+    version = "v1alpha1",
+    kind = "ScrapeConfig",
+    plural = "scrapeconfigs",
+    namespaced
+)]
+#[serde(rename_all = "camelCase")]
+pub struct ScrapeConfigSpec {
+    /// List of static configurations.
+    pub static_configs: Option<Vec<StaticConfig>>,
+
+    /// Kubernetes service discovery.
+    pub kubernetes_sd_configs: Option<Vec<KubernetesSDConfig>>,
+
+    /// HTTP-based service discovery.
+    pub http_sd_configs: Option<Vec<HttpSDConfig>>,
+
+    /// File-based service discovery.
+    pub file_sd_configs: Option<Vec<FileSDConfig>>,
+
+    /// DNS-based service discovery.
+    pub dns_sd_configs: Option<Vec<DnsSDConfig>>,
+
+    /// Consul service discovery.
+    pub consul_sd_configs: Option<Vec<ConsulSDConfig>>,
+
+    /// Relabeling configuration applied to discovered targets.
+    pub relabel_configs: Option<Vec<RelabelConfig>>,
+
+    /// Metric relabeling configuration applied to scraped samples.
+    pub metric_relabel_configs: Option<Vec<RelabelConfig>>,
+
+    /// Path to scrape metrics from (defaults to `/metrics`).
+    pub metrics_path: Option<String>,
+
+    /// Interval at which Prometheus scrapes targets (e.g., "30s").
+    pub scrape_interval: Option<String>,
+
+    /// Timeout for scraping (e.g., "10s").
+    pub scrape_timeout: Option<String>,
+
+    /// Optional job name override.
+    pub job_name: Option<String>,
+
+    /// Optional scheme (http or https).
+    pub scheme: Option<String>,
+
+    /// Authorization paramaters for snmp walk
+    pub params: Option<Params>,
+}
+
+/// Static configuration section of a ScrapeConfig.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct StaticConfig {
+    pub targets: Vec<String>,
+
+    pub labels: Option<LabelSelector>,
+}
+
+/// Relabeling configuration for target or metric relabeling.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct RelabelConfig {
+    pub source_labels: Option<Vec<String>>,
+    pub separator: Option<String>,
+    pub target_label: Option<String>,
+    pub regex: Option<String>,
+    pub modulus: Option<u64>,
+    pub replacement: Option<String>,
+    pub action: Option<String>,
+}
+
+/// Kubernetes service discovery configuration.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct KubernetesSDConfig {
+    ///"pod", "service", "endpoints"pub role: String,
+    pub namespaces: Option<NamespaceSelector>,
+    pub selectors: Option<Vec<LabelSelector>>,
+    pub api_server: Option<String>,
+    pub bearer_token_file: Option<String>,
+    pub tls_config: Option<TLSConfig>,
+}
+
+/// Namespace selector for Kubernetes service discovery.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct NamespaceSelector {
+    pub any: Option<bool>,
+    pub match_names: Option<Vec<String>>,
+}
+
+/// HTTP-based service discovery configuration.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct HttpSDConfig {
+    pub url: String,
+    pub refresh_interval: Option<String>,
+    pub basic_auth: Option<BasicAuth>,
+    pub authorization: Option<Authorization>,
+    pub tls_config: Option<TLSConfig>,
+}
+
+/// File-based service discovery configuration.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct FileSDConfig {
+    pub files: Vec<String>,
+    pub refresh_interval: Option<String>,
+}
+
+/// DNS-based service discovery configuration.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct DnsSDConfig {
+    pub names: Vec<String>,
+    pub refresh_interval: Option<String>,
+    pub type_: Option<String>, // SRV, A, AAAA
+    pub port: Option<u16>,
+}
+
+/// Consul service discovery configuration.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct ConsulSDConfig {
+    pub server: String,
+    pub services: Option<Vec<String>>,
+    pub scheme: Option<String>,
+    pub datacenter: Option<String>,
+    pub tag_separator: Option<String>,
+    pub refresh_interval: Option<String>,
+    pub tls_config: Option<TLSConfig>,
+}
+
+/// Basic authentication credentials.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct BasicAuth {
+    pub username: String,
+    pub password: Option<String>,
+    pub password_file: Option<String>,
+}
+
+/// Bearer token or other auth mechanisms.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct Authorization {
+    pub credentials: Option<String>,
+    pub credentials_file: Option<String>,
+    pub type_: Option<String>,
+}
+
+/// TLS configuration for secure scraping.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct TLSConfig {
+    pub ca_file: Option<String>,
+    pub cert_file: Option<String>,
+    pub key_file: Option<String>,
+    pub server_name: Option<String>,
+    pub insecure_skip_verify: Option<bool>,
+}
+
+/// Authorization parameters for SNMP walk.
+#[derive(Debug, Clone, Serialize, Deserialize, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct Params {
+    pub auth: Option<Vec<String>>,
+    pub module: Option<Vec<String>>,
+}

harmony/src/modules/monitoring/kube_prometheus/crd/mod.rs

@@ -4,6 +4,7 @@ pub mod crd_default_rules;
 pub mod crd_grafana;
 pub mod crd_prometheus_rules;
 pub mod crd_prometheuses;
+pub mod crd_scrape_config;
 pub mod grafana_default_dashboard;
 pub mod grafana_operator;
 pub mod prometheus_operator;

harmony/src/modules/monitoring/kube_prometheus/helm_prometheus_alert_score.rs

@@ -31,6 +31,7 @@ impl<T: Topology + HelmCommand + TenantManager> Score<T> for HelmPrometheusAlert
             sender: KubePrometheus { config },
             receivers: self.receivers.clone(),
             rules: self.rules.clone(),
+            scrape_targets: None,
         })
     }
     fn name(&self) -> String {

harmony/src/modules/monitoring/mod.rs

@@ -6,3 +6,4 @@ pub mod kube_prometheus;
 pub mod ntfy;
 pub mod okd;
 pub mod prometheus;
+pub mod scrape_target;

harmony/src/modules/monitoring/ntfy/ntfy.rs

@@ -100,11 +100,7 @@ impl<T: Topology + HelmCommand + K8sclient + MultiTargetTopology> Interpret<T> f
 
         info!("deploying ntfy...");
         client
-            .wait_until_deployment_ready(
-                "ntfy".to_string(),
-                Some(self.score.namespace.as_str()),
-                None,
-            )
+            .wait_until_deployment_ready("ntfy", Some(self.score.namespace.as_str()), None)
             .await?;
         info!("ntfy deployed");
 

harmony/src/modules/monitoring/prometheus/prometheus.rs

@@ -114,7 +114,7 @@ impl Prometheus {
         };
 
         if let Some(ns) = namespace.as_deref() {
-            grafana_helm_chart_score(ns)
+            grafana_helm_chart_score(ns, false)
                 .interpret(inventory, topology)
                 .await
         } else {

harmony/src/modules/monitoring/scrape_target/mod.rs

@@ -0,0 +1 @@
+pub mod server;

harmony/src/modules/monitoring/scrape_target/server.rs

@@ -0,0 +1,80 @@
+use std::net::IpAddr;
+
+use async_trait::async_trait;
+use kube::api::ObjectMeta;
+use serde::Serialize;
+
+use crate::{
+    interpret::{InterpretError, Outcome},
+    modules::monitoring::kube_prometheus::crd::{
+        crd_alertmanager_config::CRDPrometheus,
+        crd_scrape_config::{Params, RelabelConfig, ScrapeConfig, ScrapeConfigSpec, StaticConfig},
+    },
+    topology::oberservability::monitoring::ScrapeTarget,
+};
+
+#[derive(Debug, Clone, Serialize)]
+pub struct Server {
+    pub name: String,
+    pub ip: IpAddr,
+    pub auth: String,
+    pub module: String,
+    pub domain: String,
+}
+
+#[async_trait]
+impl ScrapeTarget<CRDPrometheus> for Server {
+    async fn install(&self, sender: &CRDPrometheus) -> Result<Outcome, InterpretError> {
+        let scrape_config_spec = ScrapeConfigSpec {
+            static_configs: Some(vec![StaticConfig {
+                targets: vec![self.ip.to_string()],
+                labels: None,
+            }]),
+            scrape_interval: Some("2m".to_string()),
+            kubernetes_sd_configs: None,
+            http_sd_configs: None,
+            file_sd_configs: None,
+            dns_sd_configs: None,
+            params: Some(Params {
+                auth: Some(vec![self.auth.clone()]),
+                module: Some(vec![self.module.clone()]),
+            }),
+            consul_sd_configs: None,
+            relabel_configs: Some(vec![RelabelConfig {
+                action: None,
+                source_labels: Some(vec!["__address__".to_string()]),
+                separator: None,
+                target_label: Some("__param_target".to_string()),
+                regex: None,
+                replacement: Some(format!("snmp.{}:31080", self.domain.clone())),
+                modulus: None,
+            }]),
+            metric_relabel_configs: None,
+            metrics_path: Some("/snmp".to_string()),
+            scrape_timeout: Some("2m".to_string()),
+            job_name: Some(format!("snmp_exporter/cloud/{}", self.name.clone())),
+            scheme: None,
+        };
+
+        let scrape_config = ScrapeConfig {
+            metadata: ObjectMeta {
+                name: Some(self.name.clone()),
+                namespace: Some(sender.namespace.clone()),
+                ..Default::default()
+            },
+            spec: scrape_config_spec,
+        };
+        sender
+            .client
+            .apply(&scrape_config, Some(&sender.namespace.clone()))
+            .await?;
+        Ok(Outcome::success(format!(
+            "installed scrape target {}",
+            self.name.clone()
+        )))
+    }
+
+    fn clone_box(&self) -> Box<dyn ScrapeTarget<CRDPrometheus>> {
+        Box::new(self.clone())
+    }
+}

harmony/src/modules/okd/bootstrap_03_control_plane.rs

@@ -5,10 +5,8 @@ use crate::{
     interpret::{Interpret, InterpretError, InterpretName, InterpretStatus, Outcome},
     inventory::{HostRole, Inventory},
     modules::{
-        dhcp::DhcpHostBindingScore,
-        http::IPxeMacBootFileScore,
-        inventory::DiscoverHostForRoleScore,
-        okd::{host_network::HostNetworkConfigurationScore, templates::BootstrapIpxeTpl},
+        dhcp::DhcpHostBindingScore, http::IPxeMacBootFileScore,
+        inventory::DiscoverHostForRoleScore, okd::templates::BootstrapIpxeTpl,
     },
     score::Score,
     topology::{HAClusterTopology, HostBinding},
@@ -205,28 +203,6 @@ impl OKDSetup03ControlPlaneInterpret {
 
         Ok(())
     }
-
-    /// Placeholder for automating network bonding configuration.
-    async fn persist_network_bond(
-        &self,
-        inventory: &Inventory,
-        topology: &HAClusterTopology,
-        hosts: &Vec<PhysicalHost>,
-    ) -> Result<(), InterpretError> {
-        info!("[ControlPlane] Ensuring persistent bonding");
-        let score = HostNetworkConfigurationScore {
-            hosts: hosts.clone(), // FIXME: Avoid clone if possible
-        };
-        score.interpret(inventory, topology).await?;
-
-        inquire::Confirm::new(
-            "Network configuration for control plane nodes is not automated yet. Configure it manually if needed.",
-        )
-        .prompt()
-        .map_err(|e| InterpretError::new(format!("User prompt failed: {e}")))?;
-
-        Ok(())
-    }
 }
 
 #[async_trait]
@@ -265,10 +241,6 @@ impl Interpret<HAClusterTopology> for OKDSetup03ControlPlaneInterpret {
         // 4. Reboot the nodes to start the OS installation.
         self.reboot_targets(&nodes).await?;
 
-        // 5. Placeholder for post-boot network configuration (e.g., bonding).
-        self.persist_network_bond(inventory, topology, &nodes)
-            .await?;
-
         // TODO: Implement a step to wait for the control plane nodes to join the cluster
         // and for the cluster operators to become available. This would be similar to
         // the `wait-for bootstrap-complete` command.

harmony/src/modules/okd/bootstrap_load_balancer.rs

@@ -77,6 +77,8 @@ impl OKDBootstrapLoadBalancerScore {
             address: topology.bootstrap_host.ip.to_string(),
             port,
         });
+
+        backend.dedup();
         backend
     }
 }

harmony/src/modules/okd/bootstrap_persist_network_bond.rs

@@ -0,0 +1,130 @@
+use crate::{
+    data::Version,
+    hardware::PhysicalHost,
+    infra::inventory::InventoryRepositoryFactory,
+    interpret::{Interpret, InterpretError, InterpretName, InterpretStatus, Outcome},
+    inventory::{HostRole, Inventory},
+    modules::okd::host_network::HostNetworkConfigurationScore,
+    score::Score,
+    topology::HAClusterTopology,
+};
+use async_trait::async_trait;
+use derive_new::new;
+use harmony_types::id::Id;
+use log::info;
+use serde::Serialize;
+
+// -------------------------------------------------------------------------------------------------
+// Persist Network Bond
+// - Persist bonding via NMState
+// - Persist port channels on the Switch
+// -------------------------------------------------------------------------------------------------
+
+#[derive(Debug, Clone, Serialize, new)]
+pub struct OKDSetupPersistNetworkBondScore {}
+
+impl Score<HAClusterTopology> for OKDSetupPersistNetworkBondScore {
+    fn create_interpret(&self) -> Box<dyn Interpret<HAClusterTopology>> {
+        Box::new(OKDSetupPersistNetworkBondInterpet::new())
+    }
+
+    fn name(&self) -> String {
+        "OKDSetupPersistNetworkBondScore".to_string()
+    }
+}
+
+#[derive(Debug, Clone)]
+pub struct OKDSetupPersistNetworkBondInterpet {
+    version: Version,
+    status: InterpretStatus,
+}
+
+impl OKDSetupPersistNetworkBondInterpet {
+    pub fn new() -> Self {
+        let version = Version::from("1.0.0").unwrap();
+        Self {
+            version,
+            status: InterpretStatus::QUEUED,
+        }
+    }
+
+    /// Ensures that three physical hosts are discovered and available for the ControlPlane role.
+    /// It will trigger discovery if not enough hosts are found.
+    async fn get_nodes(
+        &self,
+        _inventory: &Inventory,
+        _topology: &HAClusterTopology,
+    ) -> Result<Vec<PhysicalHost>, InterpretError> {
+        const REQUIRED_HOSTS: usize = 3;
+        let repo = InventoryRepositoryFactory::build().await?;
+        let control_plane_hosts = repo.get_host_for_role(&HostRole::ControlPlane).await?;
+
+        if control_plane_hosts.len() < REQUIRED_HOSTS {
+            Err(InterpretError::new(format!(
+                "OKD Requires at least {} control plane hosts, but only found {}. Cannot proceed.",
+                REQUIRED_HOSTS,
+                control_plane_hosts.len()
+            )))
+        } else {
+            // Take exactly the number of required hosts to ensure consistency.
+            Ok(control_plane_hosts
+                .into_iter()
+                .take(REQUIRED_HOSTS)
+                .collect())
+        }
+    }
+
+    async fn persist_network_bond(
+        &self,
+        inventory: &Inventory,
+        topology: &HAClusterTopology,
+        hosts: &Vec<PhysicalHost>,
+    ) -> Result<(), InterpretError> {
+        info!("Ensuring persistent bonding");
+
+        let score = HostNetworkConfigurationScore {
+            hosts: hosts.clone(),
+        };
+        score.interpret(inventory, topology).await?;
+
+        Ok(())
+    }
+}
+
+#[async_trait]
+impl Interpret<HAClusterTopology> for OKDSetupPersistNetworkBondInterpet {
+    fn get_name(&self) -> InterpretName {
+        InterpretName::Custom("OKDSetupPersistNetworkBondInterpet")
+    }
+
+    fn get_version(&self) -> Version {
+        self.version.clone()
+    }
+
+    fn get_status(&self) -> InterpretStatus {
+        self.status.clone()
+    }
+
+    fn get_children(&self) -> Vec<Id> {
+        vec![]
+    }
+
+    async fn execute(
+        &self,
+        inventory: &Inventory,
+        topology: &HAClusterTopology,
+    ) -> Result<Outcome, InterpretError> {
+        let nodes = self.get_nodes(inventory, topology).await?;
+
+        let res = self.persist_network_bond(inventory, topology, &nodes).await;
+
+        match res {
+            Ok(_) => Ok(Outcome::success(
+                "Network bond successfully persisted".into(),
+            )),
+            Err(_) => Err(InterpretError::new(
+                "Failed to persist network bond".to_string(),
+            )),
+        }
+    }
+}

harmony/src/modules/okd/crd/mod.rs

@@ -1,41 +1 @@
-use kube::CustomResource;
-use schemars::JsonSchema;
-use serde::{Deserialize, Serialize};
-
 pub mod nmstate;
-
-#[derive(CustomResource, Deserialize, Serialize, Clone, Debug, JsonSchema)]
-#[kube(
-    group = "operators.coreos.com",
-    version = "v1",
-    kind = "OperatorGroup",
-    namespaced
-)]
-#[serde(rename_all = "camelCase")]
-pub struct OperatorGroupSpec {
-    pub target_namespaces: Vec<String>,
-}
-
-#[derive(CustomResource, Deserialize, Serialize, Clone, Debug, JsonSchema)]
-#[kube(
-    group = "operators.coreos.com",
-    version = "v1alpha1",
-    kind = "Subscription",
-    namespaced
-)]
-#[serde(rename_all = "camelCase")]
-pub struct SubscriptionSpec {
-    pub name: String,
-    pub source: String,
-    pub source_namespace: String,
-    pub channel: Option<String>,
-    pub install_plan_approval: Option<InstallPlanApproval>,
-}
-
-#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
-pub enum InstallPlanApproval {
-    #[serde(rename = "Automatic")]
-    Automatic,
-    #[serde(rename = "Manual")]
-    Manual,
-}

harmony/src/modules/okd/crd/nmstate.rs

@@ -1,14 +1,22 @@
 use std::collections::BTreeMap;
 
-use kube::CustomResource;
+use k8s_openapi::{ClusterResourceScope, Resource};
+use kube::{CustomResource, api::ObjectMeta};
 use schemars::JsonSchema;
 use serde::{Deserialize, Serialize};
 use serde_json::Value;
 
 #[derive(CustomResource, Deserialize, Serialize, Clone, Debug, JsonSchema)]
-#[kube(group = "nmstate.io", version = "v1", kind = "NMState", namespaced)]
+#[kube(
+    group = "nmstate.io",
+    version = "v1",
+    kind = "NMState",
+    plural = "nmstates",
+    namespaced = false
+)]
 #[serde(rename_all = "camelCase")]
 pub struct NMStateSpec {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub probe_configuration: Option<ProbeConfig>,
 }
 
@@ -40,55 +48,350 @@ pub struct ProbeDns {
     group = "nmstate.io",
     version = "v1",
     kind = "NodeNetworkConfigurationPolicy",
-    namespaced
+    namespaced = false
 )]
 #[serde(rename_all = "camelCase")]
 pub struct NodeNetworkConfigurationPolicySpec {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub node_selector: Option<BTreeMap<String, String>>,
-    pub desired_state: DesiredStateSpec,
+    pub desired_state: NetworkState,
+}
+
+// Currently, kube-rs derive doesn't support resources without a `spec` field, so we have
+// to implement it ourselves.
+//
+// Ref:
+// - https://github.com/kube-rs/kube/issues/1763
+// - https://github.com/kube-rs/kube/discussions/1762
+#[derive(Deserialize, Serialize, Clone, Debug)]
+#[serde(rename_all = "camelCase")]
+pub struct NodeNetworkState {
+    metadata: ObjectMeta,
+    pub status: NodeNetworkStateStatus,
+}
+
+impl Resource for NodeNetworkState {
+    const API_VERSION: &'static str = "nmstate.io/v1beta1";
+    const GROUP: &'static str = "nmstate.io";
+    const VERSION: &'static str = "v1beta1";
+    const KIND: &'static str = "NodeNetworkState";
+    const URL_PATH_SEGMENT: &'static str = "nodenetworkstates";
+    type Scope = ClusterResourceScope;
+}
+
+impl k8s_openapi::Metadata for NodeNetworkState {
+    type Ty = ObjectMeta;
+
+    fn metadata(&self) -> &Self::Ty {
+        &self.metadata
+    }
+
+    fn metadata_mut(&mut self) -> &mut Self::Ty {
+        &mut self.metadata
+    }
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct NodeNetworkStateStatus {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub current_state: Option<NetworkState>,
+
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub handler_nmstate_version: Option<String>,
+
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub host_network_manager_version: Option<String>,
+
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub last_successful_update_time: Option<String>,
+}
+
+/// The NetworkState is the top-level struct, representing the entire
+/// desired or current network state.
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
-pub struct DesiredStateSpec {
-    pub interfaces: Vec<InterfaceSpec>,
+#[serde(deny_unknown_fields)]
+pub struct NetworkState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub hostname: Option<HostNameState>,
+    #[serde(rename = "dns-resolver", skip_serializing_if = "Option::is_none")]
+    pub dns: Option<DnsState>,
+    #[serde(rename = "route-rules", skip_serializing_if = "Option::is_none")]
+    pub rules: Option<RouteRuleState>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub routes: Option<RouteState>,
+    #[serde(default, skip_serializing_if = "Vec::is_empty")]
+    pub interfaces: Vec<Interface>,
+    #[serde(rename = "ovs-db", skip_serializing_if = "Option::is_none")]
+    pub ovsdb: Option<OvsDbGlobalConfig>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub ovn: Option<OvnConfiguration>,
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
-pub struct InterfaceSpec {
-    pub name: String,
-    pub description: Option<String>,
-    pub r#type: String,
-    pub state: String,
-    pub mac_address: Option<String>,
+pub struct HostNameState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub running: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub config: Option<String>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct DnsState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub running: Option<DnsResolverConfig>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub config: Option<DnsResolverConfig>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct DnsResolverConfig {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub search: Option<Vec<String>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub server: Option<Vec<String>>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct RouteRuleState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub config: Option<Vec<RouteRule>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub running: Option<Vec<RouteRule>>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct RouteState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub config: Option<Vec<Route>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub running: Option<Vec<Route>>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct RouteRule {
+    #[serde(rename = "ip-from", skip_serializing_if = "Option::is_none")]
+    pub ip_from: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub priority: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub route_table: Option<u32>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct Route {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub destination: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub metric: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub next_hop_address: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub next_hop_interface: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub table_id: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub mtu: Option<u32>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct OvsDbGlobalConfig {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub external_ids: Option<BTreeMap<String, String>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub other_config: Option<BTreeMap<String, String>>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct OvnConfiguration {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub bridge_mappings: Option<Vec<OvnBridgeMapping>>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct OvnBridgeMapping {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub localnet: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub bridge: Option<String>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(untagged)]
+#[serde(rename_all = "kebab-case")]
+pub enum StpSpec {
+    Bool(bool),
+    Options(StpOptions),
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct LldpState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub enabled: Option<bool>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct OvsDb {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub external_ids: Option<BTreeMap<String, String>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub other_config: Option<BTreeMap<String, String>>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct PatchState {
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub peer: Option<String>,
+}
+
+#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub struct Interface {
+    pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub description: Option<String>,
+    pub r#type: InterfaceType,
+    pub state: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub mac_address: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub copy_mac_from: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub mtu: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub controller: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub ipv4: Option<IpStackSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub ipv6: Option<IpStackSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub ethernet: Option<EthernetSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub link_aggregation: Option<BondSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub vlan: Option<VlanSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub vxlan: Option<VxlanSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub mac_vtap: Option<MacVtapSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub mac_vlan: Option<MacVlanSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub infiniband: Option<InfinibandSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub linux_bridge: Option<LinuxBridgeSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde(alias = "bridge")]
     pub ovs_bridge: Option<OvsBridgeSpec>,
-    pub ethtool: Option<EthtoolSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub ethtool: Option<Value>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub accept_all_mac_addresses: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub identifier: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub lldp: Option<LldpState>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub permanent_mac_address: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub max_mtu: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub min_mtu: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub mptcp: Option<Value>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub profile_name: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub wait_ip: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub ovs_db: Option<OvsDb>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub driver: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub patch: Option<PatchState>,
+}
+
+#[derive(Deserialize, Serialize, Clone, PartialEq, Eq, PartialOrd, Ord, Debug, JsonSchema)]
+#[serde(rename_all = "kebab-case")]
+pub enum InterfaceType {
+    #[serde(rename = "unknown")]
+    Unknown,
+    #[serde(rename = "dummy")]
+    Dummy,
+    #[serde(rename = "loopback")]
+    Loopback,
+    #[serde(rename = "linux-bridge")]
+    LinuxBridge,
+    #[serde(rename = "ovs-bridge")]
+    OvsBridge,
+    #[serde(rename = "ovs-interface")]
+    OvsInterface,
+    #[serde(rename = "bond")]
+    Bond,
+    #[serde(rename = "ipvlan")]
+    IpVlan,
+    #[serde(rename = "vlan")]
+    Vlan,
+    #[serde(rename = "vxlan")]
+    Vxlan,
+    #[serde(rename = "mac-vlan")]
+    Macvlan,
+    #[serde(rename = "mac-vtap")]
+    Macvtap,
+    #[serde(rename = "ethernet")]
+    Ethernet,
+    #[serde(rename = "infiniband")]
+    Infiniband,
+    #[serde(rename = "vrf")]
+    Vrf,
+    #[serde(rename = "veth")]
+    Veth,
+    #[serde(rename = "ipsec")]
+    Ipsec,
+    #[serde(rename = "hsr")]
+    Hrs,
+}
+
+impl Default for InterfaceType {
+    fn default() -> Self {
+        Self::Loopback
+    }
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct IpStackSpec {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub enabled: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub dhcp: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub autoconf: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub address: Option<Vec<IpAddressSpec>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub auto_dns: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub auto_gateway: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub auto_routes: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub dhcp_client_id: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub dhcp_duid: Option<String>,
 }
 
@@ -102,8 +405,11 @@ pub struct IpAddressSpec {
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct EthernetSpec {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub speed: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub duplex: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub auto_negotiation: Option<bool>,
 }
 
@@ -111,7 +417,9 @@ pub struct EthernetSpec {
 #[serde(rename_all = "kebab-case")]
 pub struct BondSpec {
     pub mode: String,
+    #[serde(alias = "port")]
     pub ports: Vec<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub options: Option<BTreeMap<String, Value>>,
 }
 
@@ -120,6 +428,7 @@ pub struct BondSpec {
 pub struct VlanSpec {
     pub base_iface: String,
     pub id: u16,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub protocol: Option<String>,
 }
 
@@ -129,8 +438,11 @@ pub struct VxlanSpec {
     pub base_iface: String,
     pub id: u32,
     pub remote: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub local: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub learning: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub destination_port: Option<u16>,
 }
 
@@ -139,6 +451,7 @@ pub struct VxlanSpec {
 pub struct MacVtapSpec {
     pub base_iface: String,
     pub mode: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub promiscuous: Option<bool>,
 }
 
@@ -147,6 +460,7 @@ pub struct MacVtapSpec {
 pub struct MacVlanSpec {
     pub base_iface: String,
     pub mode: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub promiscuous: Option<bool>,
 }
 
@@ -161,25 +475,35 @@ pub struct InfinibandSpec {
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct LinuxBridgeSpec {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub options: Option<LinuxBridgeOptions>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub ports: Option<Vec<LinuxBridgePort>>,
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct LinuxBridgeOptions {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub mac_ageing_time: Option<u32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub multicast_snooping: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub stp: Option<StpOptions>,
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct StpOptions {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub enabled: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub forward_delay: Option<u16>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub hello_time: Option<u16>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub max_age: Option<u16>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub priority: Option<u16>,
 }
 
@@ -187,15 +511,20 @@ pub struct StpOptions {
 #[serde(rename_all = "kebab-case")]
 pub struct LinuxBridgePort {
     pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub vlan: Option<LinuxBridgePortVlan>,
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct LinuxBridgePortVlan {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub mode: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub trunk_tags: Option<Vec<VlanTag>>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub tag: Option<u16>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub enable_native: Option<bool>,
 }
 
@@ -203,6 +532,7 @@ pub struct LinuxBridgePortVlan {
 #[serde(rename_all = "kebab-case")]
 pub struct VlanTag {
     pub id: u16,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub id_range: Option<VlanIdRange>,
 }
 
@@ -216,36 +546,35 @@ pub struct VlanIdRange {
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct OvsBridgeSpec {
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub options: Option<OvsBridgeOptions>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub ports: Option<Vec<OvsPortSpec>>,
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct OvsBridgeOptions {
-    pub stp: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub stp: Option<StpSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub rstp: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub mcast_snooping_enable: Option<bool>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub datapath: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub fail_mode: Option<String>,
 }
 
 #[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
 #[serde(rename_all = "kebab-case")]
 pub struct OvsPortSpec {
     pub name: String,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub link_aggregation: Option<BondSpec>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub vlan: Option<LinuxBridgePortVlan>,
+    #[serde(skip_serializing_if = "Option::is_none")]
     pub r#type: Option<String>,
 }
-
-#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
-#[serde(rename_all = "kebab-case")]
-pub struct EthtoolSpec {
-    // FIXME: Properly describe this spec (https://nmstate.io/devel/yaml_api.html#ethtool)
-}
-
-#[derive(Deserialize, Serialize, Clone, Debug, Default, JsonSchema)]
-#[serde(rename_all = "kebab-case")]
-pub struct EthtoolFecSpec {
-    pub auto: Option<bool>,
-    pub mode: Option<String>,
-}

harmony/src/modules/okd/host_network.rs

@@ -1,6 +1,6 @@
 use async_trait::async_trait;
 use harmony_types::id::Id;
-use log::{debug, info};
+use log::{info, warn};
 use serde::Serialize;
 
 use crate::{
@@ -9,7 +9,7 @@ use crate::{
     interpret::{Interpret, InterpretError, InterpretName, InterpretStatus, Outcome},
     inventory::Inventory,
     score::Score,
-    topology::{HostNetworkConfig, NetworkInterface, Switch, SwitchPort, Topology},
+    topology::{HostNetworkConfig, NetworkInterface, NetworkManager, Switch, SwitchPort, Topology},
 };
 
 #[derive(Debug, Clone, Serialize)]
@@ -17,7 +17,7 @@ pub struct HostNetworkConfigurationScore {
     pub hosts: Vec<PhysicalHost>,
 }
 
-impl<T: Topology + Switch> Score<T> for HostNetworkConfigurationScore {
+impl<T: Topology + NetworkManager + Switch> Score<T> for HostNetworkConfigurationScore {
     fn name(&self) -> String {
         "HostNetworkConfigurationScore".into()
     }
@@ -35,33 +35,91 @@ pub struct HostNetworkConfigurationInterpret {
 }
 
 impl HostNetworkConfigurationInterpret {
-    async fn configure_network_for_host<T: Topology + Switch>(
+    async fn configure_network_for_host<T: Topology + NetworkManager + Switch>(
         &self,
         topology: &T,
         host: &PhysicalHost,
-    ) -> Result<(), InterpretError> {
-        let switch_ports = self.collect_switch_ports_for_host(topology, host).await?;
-        if !switch_ports.is_empty() {
-            topology
-                .configure_host_network(host, HostNetworkConfig { switch_ports })
-                .await
-                .map_err(|e| InterpretError::new(format!("Failed to configure host: {e}")))?;
+        current_host: &usize,
+        total_hosts: &usize,
+    ) -> Result<HostNetworkConfig, InterpretError> {
+        if host.network.is_empty() {
+            info!("[Host {current_host}/{total_hosts}] No interfaces to configure, skipping");
+            return Ok(HostNetworkConfig {
+                host_id: host.id.clone(),
+                switch_ports: vec![],
+            });
+        }
+        if host.network.len() == 1 {
+            info!("[Host {current_host}/{total_hosts}] Only one interface to configure, skipping");
+            return Ok(HostNetworkConfig {
+                host_id: host.id.clone(),
+                switch_ports: vec![],
+            });
         }
 
-        Ok(())
+        let switch_ports = self
+            .collect_switch_ports_for_host(topology, host, current_host, total_hosts)
+            .await?;
+
+        let config = HostNetworkConfig {
+            host_id: host.id.clone(),
+            switch_ports,
+        };
+
+        if config.switch_ports.len() > 1 {
+            info!(
+                "[Host {current_host}/{total_hosts}] Found {} ports for {} interfaces",
+                config.switch_ports.len(),
+                host.network.len()
+            );
+
+            info!("[Host {current_host}/{total_hosts}] Configuring host network...");
+            topology.configure_bond(&config).await.map_err(|e| {
+                InterpretError::new(format!("Failed to configure host network: {e}"))
+            })?;
+            topology
+                .configure_port_channel(&config)
+                .await
+                .map_err(|e| {
+                    InterpretError::new(format!("Failed to configure host network: {e}"))
+                })?;
+        } else if config.switch_ports.is_empty() {
+            info!(
+                "[Host {current_host}/{total_hosts}] No ports found for {} interfaces, skipping",
+                host.network.len()
+            );
+        } else {
+            warn!(
+                "[Host {current_host}/{total_hosts}] Found a single port for {} interfaces, skipping",
+                host.network.len()
+            );
         }
+
+        Ok(config)
+    }
+
     async fn collect_switch_ports_for_host<T: Topology + Switch>(
         &self,
         topology: &T,
         host: &PhysicalHost,
+        current_host: &usize,
+        total_hosts: &usize,
     ) -> Result<Vec<SwitchPort>, InterpretError> {
         let mut switch_ports = vec![];
 
+        if host.network.is_empty() {
+            return Ok(switch_ports);
+        }
+
+        info!("[Host {current_host}/{total_hosts}] Collecting ports on switch...");
         for network_interface in &host.network {
             let mac_address = network_interface.mac_address;
 
             match topology.get_port_for_mac_address(&mac_address).await {
                 Ok(Some(port)) => {
+                    info!(
+                        "[Host {current_host}/{total_hosts}] Found port '{port}' for '{mac_address}'"
+                    );
                     switch_ports.push(SwitchPort {
                         interface: NetworkInterface {
                             name: network_interface.name.clone(),
@@ -72,7 +130,7 @@ impl HostNetworkConfigurationInterpret {
                         port,
                     });
                 }
-                Ok(None) => debug!("No port found for host '{}', skipping", host.id),
+                Ok(None) => {}
                 Err(e) => {
                     return Err(InterpretError::new(format!(
                         "Failed to get port for host '{}': {}",
@@ -84,10 +142,42 @@ impl HostNetworkConfigurationInterpret {
 
         Ok(switch_ports)
     }
+
+    fn format_host_configuration(&self, configs: Vec<HostNetworkConfig>) -> Vec<String> {
+        let mut report = vec![
+            "Network Configuration Report".to_string(),
+            "------------------------------------------------------------------".to_string(),
+        ];
+
+        for config in configs {
+            if config.switch_ports.is_empty() {
+                report.push(format!(
+                    "⏭️ Host {}: SKIPPED (No matching switch ports found)",
+                    config.host_id
+                ));
+            } else {
+                let mappings: Vec<String> = config
+                    .switch_ports
+                    .iter()
+                    .map(|p| format!("[{} -> {}]", p.interface.name, p.port))
+                    .collect();
+
+                report.push(format!(
+                    "✅ Host {}: Bonded {} port(s) {}",
+                    config.host_id,
+                    config.switch_ports.len(),
+                    mappings.join(", ")
+                ));
+            }
+        }
+        report
+            .push("------------------------------------------------------------------".to_string());
+        report
+    }
 }
 
 #[async_trait]
-impl<T: Topology + Switch> Interpret<T> for HostNetworkConfigurationInterpret {
+impl<T: Topology + NetworkManager + Switch> Interpret<T> for HostNetworkConfigurationInterpret {
     fn get_name(&self) -> InterpretName {
         InterpretName::Custom("HostNetworkConfigurationInterpret")
     }
@@ -113,28 +203,45 @@ impl<T: Topology + Switch> Interpret<T> for HostNetworkConfigurationInterpret {
             return Ok(Outcome::noop("No hosts to configure".into()));
         }
 
-        info!(
-            "Started network configuration for {} host(s)...",
-            self.score.hosts.len()
-        );
+        let host_count = self.score.hosts.len();
+        info!("Started network configuration for {host_count} host(s)...",);
 
+        info!("Setting up NetworkManager...",);
+        topology
+            .ensure_network_manager_installed()
+            .await
+            .map_err(|e| InterpretError::new(format!("NetworkManager setup failed: {e}")))?;
+
+        info!("Setting up switch with sane defaults...");
         topology
             .setup_switch()
             .await
             .map_err(|e| InterpretError::new(format!("Switch setup failed: {e}")))?;
+        info!("Switch ready");
+
+        let mut current_host = 1;
+        let mut host_configurations = vec![];
 
-        let mut configured_host_count = 0;
         for host in &self.score.hosts {
-            // FIXME: Clear the previous config for host
-            self.configure_network_for_host(topology, host).await?;
-            configured_host_count += 1;
+            let host_configuration = self
+                .configure_network_for_host(topology, host, &current_host, &host_count)
+                .await?;
+
+            host_configurations.push(host_configuration);
+            current_host += 1;
         }
 
-        if configured_host_count > 0 {
-            Ok(Outcome::success(format!(
-                "Configured {configured_host_count}/{} host(s)",
+        if current_host > 1 {
+            let details = self.format_host_configuration(host_configurations);
+
+            Ok(Outcome::success_with_details(
+                format!(
+                    "Configured {}/{} host(s)",
+                    current_host - 1,
                     self.score.hosts.len()
-            )))
+                ),
+                details,
+            ))
         } else {
             Ok(Outcome::noop("No hosts configured".into()))
         }
@@ -150,7 +257,8 @@ mod tests {
     use crate::{
         hardware::HostCategory,
         topology::{
-            HostNetworkConfig, PreparationError, PreparationOutcome, SwitchError, SwitchPort,
+            HostNetworkConfig, NetworkError, PreparationError, PreparationOutcome, SwitchError,
+            SwitchPort,
         },
     };
     use std::{
@@ -175,6 +283,18 @@ mod tests {
             speed_mbps: None,
             mtu: 1,
         };
+        pub static ref YET_ANOTHER_EXISTING_INTERFACE: NetworkInterface = NetworkInterface {
+            mac_address: MacAddress::try_from("AA:BB:CC:DD:EE:F3".to_string()).unwrap(),
+            name: "interface-3".into(),
+            speed_mbps: None,
+            mtu: 1,
+        };
+        pub static ref LAST_EXISTING_INTERFACE: NetworkInterface = NetworkInterface {
+            mac_address: MacAddress::try_from("AA:BB:CC:DD:EE:F4".to_string()).unwrap(),
+            name: "interface-4".into(),
+            speed_mbps: None,
+            mtu: 1,
+        };
         pub static ref UNKNOWN_INTERFACE: NetworkInterface = NetworkInterface {
             mac_address: MacAddress::try_from("11:22:33:44:55:61".to_string()).unwrap(),
             name: "unknown-interface".into(),
@@ -183,6 +303,8 @@ mod tests {
         };
         pub static ref PORT: PortLocation = PortLocation(1, 0, 42);
         pub static ref ANOTHER_PORT: PortLocation = PortLocation(2, 0, 42);
+        pub static ref YET_ANOTHER_PORT: PortLocation = PortLocation(1, 0, 45);
+        pub static ref LAST_PORT: PortLocation = PortLocation(2, 0, 45);
     }
 
     #[tokio::test]
@@ -198,27 +320,33 @@ mod tests {
     }
 
     #[tokio::test]
-    async fn host_with_one_mac_address_should_create_bond_with_one_interface() {
+    async fn should_setup_network_manager() {
         let host = given_host(&HOST_ID, vec![EXISTING_INTERFACE.clone()]);
         let score = given_score(vec![host]);
         let topology = TopologyWithSwitch::new();
 
         let _ = score.interpret(&Inventory::empty(), &topology).await;
 
-        let configured_host_networks = topology.configured_host_networks.lock().unwrap();
-        assert_that!(*configured_host_networks).contains_exactly(vec![(
-            HOST_ID.clone(),
-            HostNetworkConfig {
-                switch_ports: vec![SwitchPort {
-                    interface: EXISTING_INTERFACE.clone(),
-                    port: PORT.clone(),
-                }],
-            },
-        )]);
+        let network_manager_setup = topology.network_manager_setup.lock().unwrap();
+        assert_that!(*network_manager_setup).is_true();
     }
 
     #[tokio::test]
-    async fn host_with_multiple_mac_addresses_should_create_one_bond_with_all_interfaces() {
+    async fn host_with_one_mac_address_should_skip_host_configuration() {
+        let host = given_host(&HOST_ID, vec![EXISTING_INTERFACE.clone()]);
+        let score = given_score(vec![host]);
+        let topology = TopologyWithSwitch::new();
+
+        let _ = score.interpret(&Inventory::empty(), &topology).await;
+
+        let config = topology.configured_bonds.lock().unwrap();
+        assert_that!(*config).is_empty();
+        let config = topology.configured_port_channels.lock().unwrap();
+        assert_that!(*config).is_empty();
+    }
+
+    #[tokio::test]
+    async fn host_with_multiple_mac_addresses_should_configure_one_bond_with_all_interfaces() {
         let score = given_score(vec![given_host(
             &HOST_ID,
             vec![
@@ -230,10 +358,11 @@ mod tests {
 
         let _ = score.interpret(&Inventory::empty(), &topology).await;
 
-        let configured_host_networks = topology.configured_host_networks.lock().unwrap();
-        assert_that!(*configured_host_networks).contains_exactly(vec![(
+        let config = topology.configured_bonds.lock().unwrap();
+        assert_that!(*config).contains_exactly(vec![(
             HOST_ID.clone(),
             HostNetworkConfig {
+                host_id: HOST_ID.clone(),
                 switch_ports: vec![
                     SwitchPort {
                         interface: EXISTING_INTERFACE.clone(),
@@ -249,48 +378,183 @@ mod tests {
     }
 
     #[tokio::test]
-    async fn multiple_hosts_should_create_one_bond_per_host() {
+    async fn host_with_multiple_mac_addresses_should_configure_one_port_channel_with_all_interfaces()
+     {
+        let score = given_score(vec![given_host(
+            &HOST_ID,
+            vec![
+                EXISTING_INTERFACE.clone(),
+                ANOTHER_EXISTING_INTERFACE.clone(),
+            ],
+        )]);
+        let topology = TopologyWithSwitch::new();
+
+        let _ = score.interpret(&Inventory::empty(), &topology).await;
+
+        let config = topology.configured_port_channels.lock().unwrap();
+        assert_that!(*config).contains_exactly(vec![(
+            HOST_ID.clone(),
+            HostNetworkConfig {
+                host_id: HOST_ID.clone(),
+                switch_ports: vec![
+                    SwitchPort {
+                        interface: EXISTING_INTERFACE.clone(),
+                        port: PORT.clone(),
+                    },
+                    SwitchPort {
+                        interface: ANOTHER_EXISTING_INTERFACE.clone(),
+                        port: ANOTHER_PORT.clone(),
+                    },
+                ],
+            },
+        )]);
+    }
+
+    #[tokio::test]
+    async fn multiple_hosts_should_configure_one_bond_per_host() {
         let score = given_score(vec![
-            given_host(&HOST_ID, vec![EXISTING_INTERFACE.clone()]),
-            given_host(&ANOTHER_HOST_ID, vec![ANOTHER_EXISTING_INTERFACE.clone()]),
+            given_host(
+                &HOST_ID,
+                vec![
+                    EXISTING_INTERFACE.clone(),
+                    ANOTHER_EXISTING_INTERFACE.clone(),
+                ],
+            ),
+            given_host(
+                &ANOTHER_HOST_ID,
+                vec![
+                    YET_ANOTHER_EXISTING_INTERFACE.clone(),
+                    LAST_EXISTING_INTERFACE.clone(),
+                ],
+            ),
         ]);
         let topology = TopologyWithSwitch::new();
 
         let _ = score.interpret(&Inventory::empty(), &topology).await;
 
-        let configured_host_networks = topology.configured_host_networks.lock().unwrap();
-        assert_that!(*configured_host_networks).contains_exactly(vec![
+        let config = topology.configured_bonds.lock().unwrap();
+        assert_that!(*config).contains_exactly(vec![
             (
                 HOST_ID.clone(),
                 HostNetworkConfig {
-                    switch_ports: vec![SwitchPort {
+                    host_id: HOST_ID.clone(),
+                    switch_ports: vec![
+                        SwitchPort {
                             interface: EXISTING_INTERFACE.clone(),
                             port: PORT.clone(),
-                    }],
+                        },
+                        SwitchPort {
+                            interface: ANOTHER_EXISTING_INTERFACE.clone(),
+                            port: ANOTHER_PORT.clone(),
+                        },
+                    ],
                 },
             ),
             (
                 ANOTHER_HOST_ID.clone(),
                 HostNetworkConfig {
-                    switch_ports: vec![SwitchPort {
-                        interface: ANOTHER_EXISTING_INTERFACE.clone(),
-                        port: ANOTHER_PORT.clone(),
-                    }],
+                    host_id: ANOTHER_HOST_ID.clone(),
+                    switch_ports: vec![
+                        SwitchPort {
+                            interface: YET_ANOTHER_EXISTING_INTERFACE.clone(),
+                            port: YET_ANOTHER_PORT.clone(),
+                        },
+                        SwitchPort {
+                            interface: LAST_EXISTING_INTERFACE.clone(),
+                            port: LAST_PORT.clone(),
+                        },
+                    ],
                 },
             ),
         ]);
     }
 
     #[tokio::test]
-    async fn port_not_found_for_mac_address_should_not_configure_interface() {
-        // FIXME: Should it still configure an empty bond/port channel?
+    async fn multiple_hosts_should_configure_one_port_channel_per_host() {
+        let score = given_score(vec![
+            given_host(
+                &HOST_ID,
+                vec![
+                    EXISTING_INTERFACE.clone(),
+                    ANOTHER_EXISTING_INTERFACE.clone(),
+                ],
+            ),
+            given_host(
+                &ANOTHER_HOST_ID,
+                vec![
+                    YET_ANOTHER_EXISTING_INTERFACE.clone(),
+                    LAST_EXISTING_INTERFACE.clone(),
+                ],
+            ),
+        ]);
+        let topology = TopologyWithSwitch::new();
+
+        let _ = score.interpret(&Inventory::empty(), &topology).await;
+
+        let config = topology.configured_port_channels.lock().unwrap();
+        assert_that!(*config).contains_exactly(vec![
+            (
+                HOST_ID.clone(),
+                HostNetworkConfig {
+                    host_id: HOST_ID.clone(),
+                    switch_ports: vec![
+                        SwitchPort {
+                            interface: EXISTING_INTERFACE.clone(),
+                            port: PORT.clone(),
+                        },
+                        SwitchPort {
+                            interface: ANOTHER_EXISTING_INTERFACE.clone(),
+                            port: ANOTHER_PORT.clone(),
+                        },
+                    ],
+                },
+            ),
+            (
+                ANOTHER_HOST_ID.clone(),
+                HostNetworkConfig {
+                    host_id: ANOTHER_HOST_ID.clone(),
+                    switch_ports: vec![
+                        SwitchPort {
+                            interface: YET_ANOTHER_EXISTING_INTERFACE.clone(),
+                            port: YET_ANOTHER_PORT.clone(),
+                        },
+                        SwitchPort {
+                            interface: LAST_EXISTING_INTERFACE.clone(),
+                            port: LAST_PORT.clone(),
+                        },
+                    ],
+                },
+            ),
+        ]);
+    }
+
+    #[tokio::test]
+    async fn port_not_found_for_mac_address_should_not_configure_host() {
         let score = given_score(vec![given_host(&HOST_ID, vec![UNKNOWN_INTERFACE.clone()])]);
         let topology = TopologyWithSwitch::new_port_not_found();
 
         let _ = score.interpret(&Inventory::empty(), &topology).await;
 
-        let configured_host_networks = topology.configured_host_networks.lock().unwrap();
-        assert_that!(*configured_host_networks).is_empty();
+        let config = topology.configured_port_channels.lock().unwrap();
+        assert_that!(*config).is_empty();
+        let config = topology.configured_bonds.lock().unwrap();
+        assert_that!(*config).is_empty();
+    }
+
+    #[tokio::test]
+    async fn only_one_port_found_for_multiple_mac_addresses_should_not_configure_host() {
+        let score = given_score(vec![given_host(
+            &HOST_ID,
+            vec![EXISTING_INTERFACE.clone(), UNKNOWN_INTERFACE.clone()],
+        )]);
+        let topology = TopologyWithSwitch::new_single_port_found();
+
+        let _ = score.interpret(&Inventory::empty(), &topology).await;
+
+        let config = topology.configured_port_channels.lock().unwrap();
+        assert_that!(*config).is_empty();
+        let config = topology.configured_bonds.lock().unwrap();
+        assert_that!(*config).is_empty();
     }
 
     fn given_score(hosts: Vec<PhysicalHost>) -> HostNetworkConfigurationScore {
@@ -327,26 +591,48 @@ mod tests {
         }
     }
 
+    #[derive(Debug)]
     struct TopologyWithSwitch {
         available_ports: Arc<Mutex<Vec<PortLocation>>>,
-        configured_host_networks: Arc<Mutex<Vec<(Id, HostNetworkConfig)>>>,
+        configured_port_channels: Arc<Mutex<Vec<(Id, HostNetworkConfig)>>>,
         switch_setup: Arc<Mutex<bool>>,
+        network_manager_setup: Arc<Mutex<bool>>,
+        configured_bonds: Arc<Mutex<Vec<(Id, HostNetworkConfig)>>>,
     }
 
     impl TopologyWithSwitch {
         fn new() -> Self {
             Self {
-                available_ports: Arc::new(Mutex::new(vec![PORT.clone(), ANOTHER_PORT.clone()])),
-                configured_host_networks: Arc::new(Mutex::new(vec![])),
+                available_ports: Arc::new(Mutex::new(vec![
+                    PORT.clone(),
+                    ANOTHER_PORT.clone(),
+                    YET_ANOTHER_PORT.clone(),
+                    LAST_PORT.clone(),
+                ])),
+                configured_port_channels: Arc::new(Mutex::new(vec![])),
                 switch_setup: Arc::new(Mutex::new(false)),
+                network_manager_setup: Arc::new(Mutex::new(false)),
+                configured_bonds: Arc::new(Mutex::new(vec![])),
             }
         }
 
         fn new_port_not_found() -> Self {
             Self {
                 available_ports: Arc::new(Mutex::new(vec![])),
-                configured_host_networks: Arc::new(Mutex::new(vec![])),
+                configured_port_channels: Arc::new(Mutex::new(vec![])),
                 switch_setup: Arc::new(Mutex::new(false)),
+                network_manager_setup: Arc::new(Mutex::new(false)),
+                configured_bonds: Arc::new(Mutex::new(vec![])),
+            }
+        }
+
+        fn new_single_port_found() -> Self {
+            Self {
+                available_ports: Arc::new(Mutex::new(vec![PORT.clone()])),
+                configured_port_channels: Arc::new(Mutex::new(vec![])),
+                switch_setup: Arc::new(Mutex::new(false)),
+                network_manager_setup: Arc::new(Mutex::new(false)),
+                configured_bonds: Arc::new(Mutex::new(vec![])),
             }
         }
     }
@@ -362,6 +648,22 @@ mod tests {
         }
     }
 
+    #[async_trait]
+    impl NetworkManager for TopologyWithSwitch {
+        async fn ensure_network_manager_installed(&self) -> Result<(), NetworkError> {
+            let mut network_manager_installed = self.network_manager_setup.lock().unwrap();
+            *network_manager_installed = true;
+            Ok(())
+        }
+
+        async fn configure_bond(&self, config: &HostNetworkConfig) -> Result<(), NetworkError> {
+            let mut configured_bonds = self.configured_bonds.lock().unwrap();
+            configured_bonds.push((config.host_id.clone(), config.clone()));
+
+            Ok(())
+        }
+    }
+
     #[async_trait]
     impl Switch for TopologyWithSwitch {
         async fn setup_switch(&self) -> Result<(), SwitchError> {
@@ -381,13 +683,12 @@ mod tests {
             Ok(Some(ports.remove(0)))
         }
 
-        async fn configure_host_network(
+        async fn configure_port_channel(
             &self,
-            host: &PhysicalHost,
-            config: HostNetworkConfig,
+            config: &HostNetworkConfig,
         ) -> Result<(), SwitchError> {
-            let mut configured_host_networks = self.configured_host_networks.lock().unwrap();
-            configured_host_networks.push((host.id.clone(), config.clone()));
+            let mut configured_port_channels = self.configured_port_channels.lock().unwrap();
+            configured_port_channels.push((config.host_id.clone(), config.clone()));
 
             Ok(())
         }

harmony/src/modules/okd/installation.rs

@@ -50,7 +50,7 @@
 use crate::{
     modules::okd::{
         OKDSetup01InventoryScore, OKDSetup02BootstrapScore, OKDSetup03ControlPlaneScore,
-        OKDSetup04WorkersScore, OKDSetup05SanityCheckScore,
+        OKDSetup04WorkersScore, OKDSetup05SanityCheckScore, OKDSetupPersistNetworkBondScore,
         bootstrap_06_installation_report::OKDSetup06InstallationReportScore,
     },
     score::Score,
@@ -65,6 +65,7 @@ impl OKDInstallationPipeline {
             Box::new(OKDSetup01InventoryScore::new()),
             Box::new(OKDSetup02BootstrapScore::new()),
             Box::new(OKDSetup03ControlPlaneScore::new()),
+            Box::new(OKDSetupPersistNetworkBondScore::new()),
             Box::new(OKDSetup04WorkersScore::new()),
             Box::new(OKDSetup05SanityCheckScore::new()),
             Box::new(OKDSetup06InstallationReportScore::new()),

harmony/src/modules/okd/mod.rs

@@ -6,6 +6,7 @@ mod bootstrap_05_sanity_check;
 mod bootstrap_06_installation_report;
 pub mod bootstrap_dhcp;
 pub mod bootstrap_load_balancer;
+mod bootstrap_persist_network_bond;
 pub mod dhcp;
 pub mod dns;
 pub mod installation;
@@ -19,5 +20,6 @@ pub use bootstrap_03_control_plane::*;
 pub use bootstrap_04_workers::*;
 pub use bootstrap_05_sanity_check::*;
 pub use bootstrap_06_installation_report::*;
+pub use bootstrap_persist_network_bond::*;
 pub mod crd;
 pub mod host_network;

harmony/src/modules/prometheus/k8s_prometheus_alerting_score.rs

@@ -12,7 +12,8 @@ use crate::modules::monitoring::kube_prometheus::crd::crd_alertmanager_config::C
 use crate::modules::monitoring::kube_prometheus::crd::crd_default_rules::build_default_application_rules;
 use crate::modules::monitoring::kube_prometheus::crd::crd_grafana::{
     Grafana, GrafanaDashboard, GrafanaDashboardSpec, GrafanaDatasource, GrafanaDatasourceConfig,
-    GrafanaDatasourceSpec, GrafanaSpec,
+    GrafanaDatasourceJsonData, GrafanaDatasourceSpec, GrafanaSecretKeyRef, GrafanaSpec,
+    GrafanaValueFrom, GrafanaValueSource,
 };
 use crate::modules::monitoring::kube_prometheus::crd::crd_prometheus_rules::{
     PrometheusRule, PrometheusRuleSpec, RuleGroup,
@@ -39,7 +40,7 @@ use crate::{
 };
 use harmony_types::id::Id;
 
-use super::prometheus::PrometheusApplicationMonitoring;
+use super::prometheus::PrometheusMonitoring;
 
 #[derive(Clone, Debug, Serialize)]
 pub struct K8sPrometheusCRDAlertingScore {
@@ -49,7 +50,7 @@ pub struct K8sPrometheusCRDAlertingScore {
     pub prometheus_rules: Vec<RuleGroup>,
 }
 
-impl<T: Topology + K8sclient + PrometheusApplicationMonitoring<CRDPrometheus>> Score<T>
+impl<T: Topology + K8sclient + PrometheusMonitoring<CRDPrometheus>> Score<T>
     for K8sPrometheusCRDAlertingScore
 {
     fn create_interpret(&self) -> Box<dyn crate::interpret::Interpret<T>> {
@@ -75,7 +76,7 @@ pub struct K8sPrometheusCRDAlertingInterpret {
 }
 
 #[async_trait]
-impl<T: Topology + K8sclient + PrometheusApplicationMonitoring<CRDPrometheus>> Interpret<T>
+impl<T: Topology + K8sclient + PrometheusMonitoring<CRDPrometheus>> Interpret<T>
     for K8sPrometheusCRDAlertingInterpret
 {
     async fn execute(
@@ -466,10 +467,13 @@ impl K8sPrometheusCRDAlertingInterpret {
             match_labels: label.clone(),
             match_expressions: vec![],
         };
-        let mut json_data = BTreeMap::new();
-        json_data.insert("timeInterval".to_string(), "5s".to_string());
         let namespace = self.sender.namespace.clone();
-
+        let json_data = GrafanaDatasourceJsonData {
+            time_interval: Some("5s".to_string()),
+            http_header_name1: None,
+            tls_skip_verify: Some(true),
+            oauth_pass_thru: Some(true),
+        };
         let json = build_default_dashboard(&namespace);
 
         let graf_data_source = GrafanaDatasource {
@@ -495,7 +499,11 @@ impl K8sPrometheusCRDAlertingInterpret {
                         "http://prometheus-operated.{}.svc.cluster.local:9090",
                         self.sender.namespace.clone()
                     ),
+                    secure_json_data: None,
+                    is_default: None,
+                    editable: None,
                 },
+                values_from: None,
             },
         };
 
@@ -516,7 +524,9 @@ impl K8sPrometheusCRDAlertingInterpret {
             spec: GrafanaDashboardSpec {
                 resync_period: Some("30s".to_string()),
                 instance_selector: labels.clone(),
-                json,
+                json: Some(json),
+                grafana_com: None,
+                datasources: None,
             },
         };
 

harmony/src/modules/prometheus/prometheus.rs

@@ -9,11 +9,17 @@ use crate::{
 };
 
 #[async_trait]
-pub trait PrometheusApplicationMonitoring<S: AlertSender> {
+pub trait PrometheusMonitoring<S: AlertSender> {
     async fn install_prometheus(
         &self,
         sender: &S,
         inventory: &Inventory,
         receivers: Option<Vec<Box<dyn AlertReceiver<S>>>>,
     ) -> Result<PreparationOutcome, PreparationError>;
+
+    async fn ensure_prometheus_operator(
+        &self,
+        sender: &S,
+        inventory: &Inventory,
+    ) -> Result<PreparationOutcome, PreparationError>;
 }

harmony/src/modules/prometheus/rhob_alerting_score.rs

@@ -38,7 +38,7 @@ use crate::{
 };
 use harmony_types::id::Id;
 
-use super::prometheus::PrometheusApplicationMonitoring;
+use super::prometheus::PrometheusMonitoring;
 
 #[derive(Clone, Debug, Serialize)]
 pub struct RHOBAlertingScore {
@@ -48,8 +48,8 @@ pub struct RHOBAlertingScore {
     pub prometheus_rules: Vec<RuleGroup>,
 }
 
-impl<T: Topology + K8sclient + Ingress + PrometheusApplicationMonitoring<RHOBObservability>>
-    Score<T> for RHOBAlertingScore
+impl<T: Topology + K8sclient + Ingress + PrometheusMonitoring<RHOBObservability>> Score<T>
+    for RHOBAlertingScore
 {
     fn create_interpret(&self) -> Box<dyn crate::interpret::Interpret<T>> {
         Box::new(RHOBAlertingInterpret {
@@ -74,8 +74,8 @@ pub struct RHOBAlertingInterpret {
 }
 
 #[async_trait]
-impl<T: Topology + K8sclient + Ingress + PrometheusApplicationMonitoring<RHOBObservability>>
-    Interpret<T> for RHOBAlertingInterpret
+impl<T: Topology + K8sclient + Ingress + PrometheusMonitoring<RHOBObservability>> Interpret<T>
+    for RHOBAlertingInterpret
 {
     async fn execute(
         &self,

harmony/src/modules/storage/ceph/ceph_remove_osd_score.rs

@@ -4,7 +4,7 @@ use std::{
 };
 
 use async_trait::async_trait;
-use log::{info, warn};
+use log::{debug, warn};
 use serde::{Deserialize, Serialize};
 use tokio::time::sleep;
 
@@ -19,8 +19,8 @@ use harmony_types::id::Id;
 
 #[derive(Debug, Clone, Serialize)]
 pub struct CephRemoveOsd {
-    osd_deployment_name: String,
-    rook_ceph_namespace: String,
+    pub osd_deployment_name: String,
+    pub rook_ceph_namespace: String,
 }
 
 impl<T: Topology + K8sclient> Score<T> for CephRemoveOsd {
@@ -54,18 +54,17 @@ impl<T: Topology + K8sclient> Interpret<T> for CephRemoveOsdInterpret {
         self.verify_deployment_scaled(client.clone()).await?;
         self.delete_deployment(client.clone()).await?;
         self.verify_deployment_deleted(client.clone()).await?;
-        let osd_id_full = self.get_ceph_osd_id().unwrap();
-        self.purge_ceph_osd(client.clone(), &osd_id_full).await?;
-        self.verify_ceph_osd_removal(client.clone(), &osd_id_full)
-            .await?;
+        self.purge_ceph_osd(client.clone()).await?;
+        self.verify_ceph_osd_removal(client.clone()).await?;
 
+        let osd_id_full = self.get_ceph_osd_id().unwrap();
         Ok(Outcome::success(format!(
             "Successfully removed OSD {} from rook-ceph cluster by deleting deployment {}",
             osd_id_full, self.score.osd_deployment_name
         )))
     }
     fn get_name(&self) -> InterpretName {
-        todo!()
+        InterpretName::CephRemoveOsd
     }
 
     fn get_version(&self) -> Version {
@@ -82,7 +81,7 @@ impl<T: Topology + K8sclient> Interpret<T> for CephRemoveOsdInterpret {
 }
 
 impl CephRemoveOsdInterpret {
-    pub fn get_ceph_osd_id(&self) -> Result<String, InterpretError> {
+    pub fn get_ceph_osd_id_numeric(&self) -> Result<String, InterpretError> {
         let osd_id_numeric = self
             .score
             .osd_deployment_name
@@ -94,9 +93,14 @@ impl CephRemoveOsdInterpret {
                     self.score.osd_deployment_name
                 ))
             })?;
+        Ok(osd_id_numeric.to_string())
+    }
+
+    pub fn get_ceph_osd_id(&self) -> Result<String, InterpretError> {
+        let osd_id_numeric = self.get_ceph_osd_id_numeric().unwrap();
         let osd_id_full = format!("osd.{}", osd_id_numeric);
 
-        info!(
+        debug!(
             "Targeting Ceph OSD: {} (parsed from deployment {})",
             osd_id_full, self.score.osd_deployment_name
         );
@@ -108,6 +112,7 @@ impl CephRemoveOsdInterpret {
         &self,
         client: Arc<K8sClient>,
     ) -> Result<Outcome, InterpretError> {
+        debug!("verifying toolbox exists");
         let toolbox_dep = "rook-ceph-tools".to_string();
 
         match client
@@ -149,7 +154,7 @@ impl CephRemoveOsdInterpret {
         &self,
         client: Arc<K8sClient>,
     ) -> Result<Outcome, InterpretError> {
-        info!(
+        debug!(
             "Scaling down OSD deployment: {}",
             self.score.osd_deployment_name
         );
@@ -172,7 +177,7 @@ impl CephRemoveOsdInterpret {
     ) -> Result<Outcome, InterpretError> {
         let (timeout, interval, start) = self.build_timer();
 
-        info!("Waiting for OSD deployment to scale down to 0 replicas");
+        debug!("Waiting for OSD deployment to scale down to 0 replicas");
         loop {
             let dep = client
                 .get_deployment(
@@ -180,11 +185,9 @@ impl CephRemoveOsdInterpret {
                     Some(&self.score.rook_ceph_namespace),
                 )
                 .await?;
-
             if let Some(deployment) = dep {
                 if let Some(status) = deployment.status {
-                    if status.replicas.unwrap_or(1) == 0 && status.ready_replicas.unwrap_or(1) == 0
-                    {
+                    if status.replicas == None && status.ready_replicas == None {
                         return Ok(Outcome::success(
                             "Deployment successfully scaled down.".to_string(),
                         ));
@@ -212,7 +215,7 @@ impl CephRemoveOsdInterpret {
         &self,
         client: Arc<K8sClient>,
     ) -> Result<Outcome, InterpretError> {
-        info!(
+        debug!(
             "Deleting OSD deployment: {}",
             self.score.osd_deployment_name
         );
@@ -234,7 +237,7 @@ impl CephRemoveOsdInterpret {
     ) -> Result<Outcome, InterpretError> {
         let (timeout, interval, start) = self.build_timer();
 
-        info!("Waiting for OSD deployment to scale down to 0 replicas");
+        debug!("Verifying OSD deployment deleted");
         loop {
             let dep = client
                 .get_deployment(
@@ -244,7 +247,7 @@ impl CephRemoveOsdInterpret {
                 .await?;
 
             if dep.is_none() {
-                info!(
+                debug!(
                     "Deployment {} successfully deleted.",
                     self.score.osd_deployment_name
                 );
@@ -276,12 +279,10 @@ impl CephRemoveOsdInterpret {
         Ok(tree)
     }
 
-    pub async fn purge_ceph_osd(
-        &self,
-        client: Arc<K8sClient>,
-        osd_id_full: &str,
-    ) -> Result<Outcome, InterpretError> {
-        info!(
+    pub async fn purge_ceph_osd(&self, client: Arc<K8sClient>) -> Result<Outcome, InterpretError> {
+        let osd_id_numeric = self.get_ceph_osd_id_numeric().unwrap();
+        let osd_id_full = self.get_ceph_osd_id().unwrap();
+        debug!(
             "Purging OSD {} from Ceph cluster and removing its auth key",
             osd_id_full
         );
@@ -291,8 +292,9 @@ impl CephRemoveOsdInterpret {
                 "app".to_string(),
                 Some(&self.score.rook_ceph_namespace),
                 vec![
-                    format!("ceph osd purge {osd_id_full} --yes-i-really-mean-it").as_str(),
-                    format!("ceph auth del osd.{osd_id_full}").as_str(),
+                    "sh",
+                    "-c",
+                    format!("ceph osd purge {osd_id_numeric} --yes-i-really-mean-it && ceph auth del {osd_id_full}").as_str(),
                 ],
             )
             .await?;
@@ -305,10 +307,10 @@ impl CephRemoveOsdInterpret {
     pub async fn verify_ceph_osd_removal(
         &self,
         client: Arc<K8sClient>,
-        osd_id_full: &str,
     ) -> Result<Outcome, InterpretError> {
         let (timeout, interval, start) = self.build_timer();
-        info!(
+        let osd_id_full = self.get_ceph_osd_id().unwrap();
+        debug!(
             "Verifying OSD {} has been removed from the Ceph tree...",
             osd_id_full
         );
@@ -318,7 +320,7 @@ impl CephRemoveOsdInterpret {
                     "rook-ceph-tools".to_string(),
                     "app".to_string(),
                     Some(&self.score.rook_ceph_namespace),
-                    vec!["ceph osd tree -f json"],
+                    vec!["sh", "-c", "ceph osd tree -f json"],
                 )
                 .await?;
             let tree =

harmony/src/modules/storage/ceph/mod.rs

@@ -1,2 +1,2 @@
-pub mod ceph_osd_replacement_score;
+pub mod ceph_remove_osd_score;
 pub mod ceph_validate_health_score;

harmony_cli/src/cli_reporter.rs

@@ -40,7 +40,7 @@ pub fn init() {
                 HarmonyEvent::HarmonyFinished => {
                     if !details.is_empty() {
                         println!(
-                            "\n{} All done! Here's what's next for you:",
+                            "\n{} All done! Here's a few info for you:",
                             theme::EMOJI_SUMMARY
                         );
                         for detail in details.iter() {

harmony_types/src/net.rs

@@ -1,6 +1,6 @@
 use serde::{Deserialize, Serialize};
 
-#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize, PartialOrd, Ord)]
+#[derive(Copy, Clone, PartialEq, Eq, Hash, Serialize, Deserialize, PartialOrd, Ord)]
 pub struct MacAddress(pub [u8; 6]);
 
 impl MacAddress {
@@ -19,6 +19,14 @@ impl From<&MacAddress> for String {
     }
 }
 
+impl std::fmt::Debug for MacAddress {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.debug_tuple("MacAddress")
+            .field(&String::from(self))
+            .finish()
+    }
+}
+
 impl std::fmt::Display for MacAddress {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         f.write_str(&String::from(self))

opnsense-config-xml/src/data/haproxy.rs

@@ -77,7 +77,7 @@ impl YaSerializeTrait for HAProxyId {
     }
 }
 
-#[derive(PartialEq, Debug)]
+#[derive(PartialEq, Debug, Clone)]
 pub struct HAProxyId(String);
 
 impl Default for HAProxyId {
@@ -297,7 +297,7 @@ pub struct HAProxyFrontends {
     pub frontend: Vec<Frontend>,
 }
 
-#[derive(Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
+#[derive(Clone, Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
 pub struct Frontend {
     #[yaserde(attribute = true)]
     pub uuid: String,
@@ -310,7 +310,7 @@ pub struct Frontend {
     pub bind_options: MaybeString,
     pub mode: String,
     #[yaserde(rename = "defaultBackend")]
-    pub default_backend: String,
+    pub default_backend: Option<String>,
     pub ssl_enabled: i32,
     pub ssl_certificates: MaybeString,
     pub ssl_default_certificate: MaybeString,
@@ -416,7 +416,7 @@ pub struct HAProxyBackends {
     pub backends: Vec<HAProxyBackend>,
 }
 
-#[derive(Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
+#[derive(Clone, Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
 pub struct HAProxyBackend {
     #[yaserde(attribute = true, rename = "uuid")]
     pub uuid: String,
@@ -535,7 +535,7 @@ pub struct HAProxyServers {
     pub servers: Vec<HAProxyServer>,
 }
 
-#[derive(Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
+#[derive(Clone, Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
 pub struct HAProxyServer {
     #[yaserde(attribute = true, rename = "uuid")]
     pub uuid: String,
@@ -543,8 +543,8 @@ pub struct HAProxyServer {
     pub enabled: u8,
     pub name: String,
     pub description: MaybeString,
-    pub address: String,
-    pub port: u16,
+    pub address: Option<String>,
+    pub port: Option<u16>,
     pub checkport: MaybeString,
     pub mode: String,
     pub multiplexer_protocol: MaybeString,
@@ -589,7 +589,7 @@ pub struct HAProxyHealthChecks {
     pub healthchecks: Vec<HAProxyHealthCheck>,
 }
 
-#[derive(Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
+#[derive(Clone, Default, PartialEq, Debug, YaSerialize, YaDeserialize)]
 pub struct HAProxyHealthCheck {
     #[yaserde(attribute = true)]
     pub uuid: String,

opnsense-config-xml/src/data/interfaces.rs

@@ -9,7 +9,7 @@ pub struct Interface {
     pub physical_interface_name: String,
     pub descr: Option<MaybeString>,
     pub mtu: Option<MaybeString>,
-    pub enable: MaybeString,
+    pub enable: Option<MaybeString>,
     pub lock: Option<MaybeString>,
     #[yaserde(rename = "spoofmac")]
     pub spoof_mac: Option<MaybeString>,
@@ -134,19 +134,15 @@ mod test {
   <interfaces>
     <paul>
       <if></if>
-      <enable/>
     </paul>
     <anotherpaul>
       <if></if>
-      <enable/>
     </anotherpaul>
     <thirdone>
       <if></if>
-      <enable/>
     </thirdone>
     <andgofor4>
       <if></if>
-      <enable/>
     </andgofor4>
   </interfaces>
   <bar>foo</bar>

opnsense-config/Cargo.toml

@@ -25,6 +25,7 @@ sha2 = "0.10.9"
 
 [dev-dependencies]
 pretty_assertions.workspace = true
+assertor.workspace = true
 
 [lints.rust]
 unexpected_cfgs = { level = "warn", check-cfg = ['cfg(e2e_test)'] }

opnsense-config/src/config/manager/ssh.rs

@@ -30,8 +30,7 @@ impl SshConfigManager {
 
         self.opnsense_shell
             .exec(&format!(
-                "cp /conf/config.xml /conf/backup/{}",
-                backup_filename
+                "cp /conf/config.xml /conf/backup/{backup_filename}"
             ))
             .await
     }

opnsense-config/src/config/shell/mod.rs

@@ -1,9 +1,7 @@
 mod ssh;
-pub use ssh::*;
-
-use async_trait::async_trait;
-
 use crate::Error;
+use async_trait::async_trait;
+pub use ssh::*;
 
 #[async_trait]
 pub trait OPNsenseShell: std::fmt::Debug + Send + Sync {

opnsense-config/src/modules/load_balancer.rs

@@ -1,11 +1,8 @@
-use std::sync::Arc;
-
-use log::warn;
+use crate::{config::OPNsenseShell, Error};
 use opnsense_config_xml::{
     Frontend, HAProxy, HAProxyBackend, HAProxyHealthCheck, HAProxyServer, OPNsense,
 };
-
-use crate::{config::OPNsenseShell, Error};
+use std::{collections::HashSet, sync::Arc};
 
 pub struct LoadBalancerConfig<'a> {
     opnsense: &'a mut OPNsense,
@@ -31,7 +28,7 @@ impl<'a> LoadBalancerConfig<'a> {
         match &mut self.opnsense.opnsense.haproxy.as_mut() {
             Some(haproxy) => f(haproxy),
             None => unimplemented!(
-                "Adding a backend is not supported when haproxy config does not exist yet"
+                "Cannot configure load balancer when haproxy config does not exist yet"
             ),
         }
     }
@@ -40,21 +37,67 @@ impl<'a> LoadBalancerConfig<'a> {
         self.with_haproxy(|haproxy| haproxy.general.enabled = enabled as i32);
     }
 
-    pub fn add_backend(&mut self, backend: HAProxyBackend) {
-        warn!("TODO make sure this new backend does not refer non-existing entities like servers or health checks");
-        self.with_haproxy(|haproxy| haproxy.backends.backends.push(backend));
+    /// Configures a service by removing any existing service on the same port
+    /// and then adding the new definition. This ensures idempotency.
+    pub fn configure_service(
+        &mut self,
+        frontend: Frontend,
+        backend: HAProxyBackend,
+        servers: Vec<HAProxyServer>,
+        healthcheck: Option<HAProxyHealthCheck>,
+    ) {
+        self.remove_service_by_bind_address(&frontend.bind);
+        self.remove_servers(&servers);
+
+        self.add_new_service(frontend, backend, servers, healthcheck);
     }
 
-    pub fn add_frontend(&mut self, frontend: Frontend) {
-        self.with_haproxy(|haproxy| haproxy.frontends.frontend.push(frontend));
+    // Remove the corresponding real servers based on their name if they already exist.
+    fn remove_servers(&mut self, servers: &[HAProxyServer]) {
+        let server_names: HashSet<_> = servers.iter().map(|s| s.name.clone()).collect();
+        self.with_haproxy(|haproxy| {
+            haproxy
+                .servers
+                .servers
+                .retain(|s| !server_names.contains(&s.name));
+        });
     }
 
-    pub fn add_healthcheck(&mut self, healthcheck: HAProxyHealthCheck) {
-        self.with_haproxy(|haproxy| haproxy.healthchecks.healthchecks.push(healthcheck));
+    /// Removes a service and its dependent components based on the frontend's bind address.
+    /// This performs a cascading delete of the frontend, backend, servers, and health check.
+    fn remove_service_by_bind_address(&mut self, bind_address: &str) {
+        self.with_haproxy(|haproxy| {
+            let Some(old_frontend) = remove_frontend_by_bind_address(haproxy, bind_address) else {
+                return;
+            };
+
+            let Some(old_backend) = remove_backend(haproxy, old_frontend) else {
+                return;
+            };
+
+            remove_healthcheck(haproxy, &old_backend);
+            remove_linked_servers(haproxy, &old_backend);
+        });
     }
 
-    pub fn add_servers(&mut self, mut servers: Vec<HAProxyServer>) {
-        self.with_haproxy(|haproxy| haproxy.servers.servers.append(&mut servers));
+    /// Adds the components of a new service to the HAProxy configuration.
+    /// This function de-duplicates servers by name to prevent configuration errors.
+    fn add_new_service(
+        &mut self,
+        frontend: Frontend,
+        backend: HAProxyBackend,
+        servers: Vec<HAProxyServer>,
+        healthcheck: Option<HAProxyHealthCheck>,
+    ) {
+        self.with_haproxy(|haproxy| {
+            if let Some(check) = healthcheck {
+                haproxy.healthchecks.healthchecks.push(check);
+            }
+
+            haproxy.servers.servers.extend(servers);
+            haproxy.backends.backends.push(backend);
+            haproxy.frontends.frontend.push(frontend);
+        });
     }
 
     pub async fn reload_restart(&self) -> Result<(), Error> {
@@ -82,3 +125,262 @@ impl<'a> LoadBalancerConfig<'a> {
         Ok(())
     }
 }
+
+fn remove_frontend_by_bind_address(haproxy: &mut HAProxy, bind_address: &str) -> Option<Frontend> {
+    let pos = haproxy
+        .frontends
+        .frontend
+        .iter()
+        .position(|f| f.bind == bind_address);
+
+    match pos {
+        Some(pos) => Some(haproxy.frontends.frontend.remove(pos)),
+        None => None,
+    }
+}
+
+fn remove_backend(haproxy: &mut HAProxy, old_frontend: Frontend) -> Option<HAProxyBackend> {
+    let default_backend = old_frontend.default_backend?;
+    let pos = haproxy
+        .backends
+        .backends
+        .iter()
+        .position(|b| b.uuid == default_backend);
+
+    match pos {
+        Some(pos) => Some(haproxy.backends.backends.remove(pos)),
+        None => None, // orphaned frontend, shouldn't happen
+    }
+}
+
+fn remove_healthcheck(haproxy: &mut HAProxy, backend: &HAProxyBackend) {
+    if let Some(uuid) = &backend.health_check.content {
+        haproxy
+            .healthchecks
+            .healthchecks
+            .retain(|h| h.uuid != *uuid);
+    }
+}
+
+/// Remove the backend's servers. This assumes servers are not shared between services.
+fn remove_linked_servers(haproxy: &mut HAProxy, backend: &HAProxyBackend) {
+    if let Some(server_uuids_str) = &backend.linked_servers.content {
+        let server_uuids_to_remove: HashSet<_> = server_uuids_str.split(',').collect();
+        haproxy
+            .servers
+            .servers
+            .retain(|s| !server_uuids_to_remove.contains(s.uuid.as_str()));
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::config::DummyOPNSenseShell;
+    use assertor::*;
+    use opnsense_config_xml::{
+        Frontend, HAProxy, HAProxyBackend, HAProxyBackends, HAProxyFrontends, HAProxyHealthCheck,
+        HAProxyHealthChecks, HAProxyId, HAProxyServer, HAProxyServers, MaybeString, OPNsense,
+    };
+    use std::sync::Arc;
+
+    use super::LoadBalancerConfig;
+
+    static SERVICE_BIND_ADDRESS: &str = "192.168.1.1:80";
+    static OTHER_SERVICE_BIND_ADDRESS: &str = "192.168.1.1:443";
+
+    static SERVER_ADDRESS: &str = "1.1.1.1:80";
+    static OTHER_SERVER_ADDRESS: &str = "1.1.1.1:443";
+
+    #[test]
+    fn configure_service_should_add_all_service_components_to_haproxy() {
+        let mut opnsense = given_opnsense();
+        let mut load_balancer = given_load_balancer(&mut opnsense);
+        let (healthcheck, servers, backend, frontend) =
+            given_service(SERVICE_BIND_ADDRESS, SERVER_ADDRESS);
+
+        load_balancer.configure_service(
+            frontend.clone(),
+            backend.clone(),
+            servers.clone(),
+            Some(healthcheck.clone()),
+        );
+
+        assert_haproxy_configured_with(
+            opnsense,
+            vec![frontend],
+            vec![backend],
+            servers,
+            vec![healthcheck],
+        );
+    }
+
+    #[test]
+    fn configure_service_should_replace_service_on_same_bind_address() {
+        let (healthcheck, servers, backend, frontend) =
+            given_service(SERVICE_BIND_ADDRESS, SERVER_ADDRESS);
+        let mut opnsense = given_opnsense_with(given_haproxy(
+            vec![frontend.clone()],
+            vec![backend.clone()],
+            servers.clone(),
+            vec![healthcheck.clone()],
+        ));
+        let mut load_balancer = given_load_balancer(&mut opnsense);
+
+        let (updated_healthcheck, updated_servers, updated_backend, updated_frontend) =
+            given_service(SERVICE_BIND_ADDRESS, OTHER_SERVER_ADDRESS);
+
+        load_balancer.configure_service(
+            updated_frontend.clone(),
+            updated_backend.clone(),
+            updated_servers.clone(),
+            Some(updated_healthcheck.clone()),
+        );
+
+        assert_haproxy_configured_with(
+            opnsense,
+            vec![updated_frontend],
+            vec![updated_backend],
+            updated_servers,
+            vec![updated_healthcheck],
+        );
+    }
+
+    #[test]
+    fn configure_service_should_keep_existing_service_on_different_bind_addresses() {
+        let (healthcheck, servers, backend, frontend) =
+            given_service(SERVICE_BIND_ADDRESS, SERVER_ADDRESS);
+        let (other_healthcheck, other_servers, other_backend, other_frontend) =
+            given_service(OTHER_SERVICE_BIND_ADDRESS, OTHER_SERVER_ADDRESS);
+        let mut opnsense = given_opnsense_with(given_haproxy(
+            vec![frontend.clone()],
+            vec![backend.clone()],
+            servers.clone(),
+            vec![healthcheck.clone()],
+        ));
+        let mut load_balancer = given_load_balancer(&mut opnsense);
+
+        load_balancer.configure_service(
+            other_frontend.clone(),
+            other_backend.clone(),
+            other_servers.clone(),
+            Some(other_healthcheck.clone()),
+        );
+
+        assert_haproxy_configured_with(
+            opnsense,
+            vec![frontend, other_frontend],
+            vec![backend, other_backend],
+            [servers, other_servers].concat(),
+            vec![healthcheck, other_healthcheck],
+        );
+    }
+
+    fn assert_haproxy_configured_with(
+        opnsense: OPNsense,
+        frontends: Vec<Frontend>,
+        backends: Vec<HAProxyBackend>,
+        servers: Vec<HAProxyServer>,
+        healthchecks: Vec<HAProxyHealthCheck>,
+    ) {
+        let haproxy = opnsense.opnsense.haproxy.as_ref().unwrap();
+        assert_that!(haproxy.frontends.frontend).contains_exactly(frontends);
+        assert_that!(haproxy.backends.backends).contains_exactly(backends);
+        assert_that!(haproxy.servers.servers).is_equal_to(servers);
+        assert_that!(haproxy.healthchecks.healthchecks).contains_exactly(healthchecks);
+    }
+
+    fn given_opnsense() -> OPNsense {
+        OPNsense::default()
+    }
+
+    fn given_opnsense_with(haproxy: HAProxy) -> OPNsense {
+        let mut opnsense = OPNsense::default();
+        opnsense.opnsense.haproxy = Some(haproxy);
+
+        opnsense
+    }
+
+    fn given_load_balancer<'a>(opnsense: &'a mut OPNsense) -> LoadBalancerConfig<'a> {
+        let opnsense_shell = Arc::new(DummyOPNSenseShell {});
+        if opnsense.opnsense.haproxy.is_none() {
+            opnsense.opnsense.haproxy = Some(HAProxy::default());
+        }
+        LoadBalancerConfig::new(opnsense, opnsense_shell)
+    }
+
+    fn given_service(
+        bind_address: &str,
+        server_address: &str,
+    ) -> (
+        HAProxyHealthCheck,
+        Vec<HAProxyServer>,
+        HAProxyBackend,
+        Frontend,
+    ) {
+        let healthcheck = given_healthcheck();
+        let servers = vec![given_server(server_address)];
+        let backend = given_backend();
+        let frontend = given_frontend(bind_address);
+        (healthcheck, servers, backend, frontend)
+    }
+
+    fn given_haproxy(
+        frontends: Vec<Frontend>,
+        backends: Vec<HAProxyBackend>,
+        servers: Vec<HAProxyServer>,
+        healthchecks: Vec<HAProxyHealthCheck>,
+    ) -> HAProxy {
+        HAProxy {
+            frontends: HAProxyFrontends {
+                frontend: frontends,
+            },
+            backends: HAProxyBackends { backends },
+            servers: HAProxyServers { servers },
+            healthchecks: HAProxyHealthChecks { healthchecks },
+            ..Default::default()
+        }
+    }
+
+    fn given_frontend(bind_address: &str) -> Frontend {
+        Frontend {
+            uuid: "uuid".into(),
+            id: HAProxyId::default(),
+            enabled: 1,
+            name: format!("frontend_{bind_address}"),
+            bind: bind_address.into(),
+            default_backend: Some("backend-uuid".into()),
+            ..Default::default()
+        }
+    }
+
+    fn given_backend() -> HAProxyBackend {
+        HAProxyBackend {
+            uuid: "backend-uuid".into(),
+            id: HAProxyId::default(),
+            enabled: 1,
+            name: "backend_192.168.1.1:80".into(),
+            linked_servers: MaybeString::from("server-uuid"),
+            health_check_enabled: 1,
+            health_check: MaybeString::from("healthcheck-uuid"),
+            ..Default::default()
+        }
+    }
+
+    fn given_server(address: &str) -> HAProxyServer {
+        HAProxyServer {
+            uuid: "server-uuid".into(),
+            id: HAProxyId::default(),
+            name: address.into(),
+            address: Some(address.into()),
+            ..Default::default()
+        }
+    }
+
+    fn given_healthcheck() -> HAProxyHealthCheck {
+        HAProxyHealthCheck {
+            uuid: "healthcheck-uuid".into(),
+            name: "healthcheck".into(),
+            ..Default::default()
+        }
+    }
+}